Giant gorgonopsian Inostrancevia with its dicynodont prey, scaring off the much smaller African species Cyonosaurus. Matt Celeskey.
Giant gorgonopsian Inostrancevia with its dicynodont prey, scaring off the much smaller African species Cyonosaurus. Matt Celeskey.
Giant gorgonopsian Inostrancevia with its dicynodont prey, scaring off the much smaller African species Cyonosaurus. Matt Celeskey.
Giant gorgonopsian Inostrancevia with its dicynodont prey, scaring off the much smaller African species Cyonosaurus. Matt Celeskey.

Sabre-toothed predator migrated 11,000km amid mass extinction 252 million years ago


Daniel Bardsley
  • English
  • Arabic

A tiger-sized predator moved thousands of kilometres across a supercontinent around the time of a mass extinction event more than 250 million years ago, fossils from South Africa reveal.

The discoveries show that the sabre-toothed animal, called Inostrancevia, migrated 11,000km through the Pangaea supercontinent from present-day Russia to what is now South Africa, filling a gap after other predators there went extinct.

Inostrancevia made its long journey at a time when many species were disappearing as the world faced devastating climate change caused by huge volcanic eruptions.

Scientists say that the extinctions taking place at the time mirror present-day events, as species struggle to survive amid habitat loss and climate change.

About 90 per cent of species went extinct in the “Great Dying” 252 million years ago at the end of the Permian geological period, one of five mass extinctions in the fossil record.

In comments released by the American Association for the Advancement of Science, Pia Viglietti, of the Field Museum in Chicago and one of the co-authors of a new study about Inostrancevia in Current Biology, said that all of the top predators in South Africa went extinct well before the end of the Permian.

“We learnt that this vacancy in the niche was occupied, for a brief period, by Inostrancevia,” she added.

The extinctions that made up the Great Dying are thought to have happened over a period of up to a million years.

Until the recent discovery, Inostrancevia had been found only in Russia, but examinations of the fossil record of the Karoo Basin in South Africa by Christian Kammerer, of the North Carolina Museum of Natural Sciences, identified two large predatory mammals unusual for the region.

“When we reviewed the ranges and ages of the other top predators normally found in the area … with these Inostrancevia fossils, we found something quite exciting,” Dr Viglietti said.

“The local carnivores actually went extinct quite a bit before even the main extinction that we see in the Karoo – by the time the extinction begins in other animals, they're gone.”

Scientists are unsure how Inostrancevia travelled from Russia to South Africa or how long the journey took.

The creature, a type of gorgonopsian, a group of proto-mammals that included the first sabre-toothed predators, had skin similar to that of an elephant or a rhinoceros and looked slightly reptilian despite being related to present-day mammals.

The Permian geological period was followed by the Triassic, which is noted for the arrival in the fossil record of dinosaurs, which existed for about 165 million years before disappearing during another mass extinction.

During a period of about two million years around the time of the Permian-Triassic mass extinction, there was a change in which animals were the apex predators four times, according to Dr Kammerer, the new study’s first author. He described these changes as “unprecedented in the history of life on land”.

“This underlines how extreme this crisis was, with even fundamental roles in ecosystems in extreme flux,” he added.

The vulnerability of top predators at the end of the Permian is mirrored by the situation today, with Dr Kammerer saying that large carnivores showed “high extinction risk”, being among the first animals to disappear because of hunting or habitat destruction.

“Think about wolves in Europe or tigers in Asia, species which tend to be slow to reproduce and grow and require large geographic areas to roam and hunt prey, and which are now absent from most of their historic ranges,” he said.

“We should expect that ancient apex predators would have had similar vulnerabilities, and would be among the species that first go extinct during mass extinction events.”

With many species, ranging from top predators to insects and plants, having disappeared because of human activity, scientists often say that we are in the middle of the world’s sixth mass extinction.

Dr Viglietti said the Permian was “basically a parallel of what we’re going through now”.

“The Permo-Triassic mass extinction event represents one of the best examples of what we could experience with our climate crisis and extinctions. I guess the only difference is, we know what to do and how to stop it from happening,” she said.

British Grand Prix free practice times in the third and final session at Silverstone on Saturday (top five):

1. Lewis Hamilton (GBR/Mercedes) 1:28.063 (18 laps)

2. Sebastian Vettel (GER/Ferrari) 1:28.095 (14)

3. Valtteri Bottas (FIN/Mercedes) 1:28.137 (20)

4. Kimi Raikkonen (FIN/Ferrari) 1:28.732 (15)

5. Nico Hulkenberg (GER/Renault)  1:29.480 (14)

The years Ramadan fell in May

1987

1954

1921

1888

The burning issue

The internal combustion engine is facing a watershed moment – major manufacturer Volvo is to stop producing petroleum-powered vehicles by 2021 and countries in Europe, including the UK, have vowed to ban their sale before 2040. The National takes a look at the story of one of the most successful technologies of the last 100 years and how it has impacted life in the UAE.

Read part three: the age of the electric vehicle begins

Read part two: how climate change drove the race for an alternative 

Read part one: how cars came to the UAE

Yahya Al Ghassani's bio

Date of birth: April 18, 1998

Playing position: Winger

Clubs: 2015-2017 – Al Ahli Dubai; March-June 2018 – Paris FC; August – Al Wahda

War 2

Director: Ayan Mukerji

Stars: Hrithik Roshan, NTR, Kiara Advani, Ashutosh Rana

Rating: 2/5

UAE currency: the story behind the money in your pockets
Key findings of Jenkins report
  • Founder of the Muslim Brotherhood, Hassan al Banna, "accepted the political utility of violence"
  • Views of key Muslim Brotherhood ideologue, Sayyid Qutb, have “consistently been understood” as permitting “the use of extreme violence in the pursuit of the perfect Islamic society” and “never been institutionally disowned” by the movement.
  • Muslim Brotherhood at all levels has repeatedly defended Hamas attacks against Israel, including the use of suicide bombers and the killing of civilians.
  • Laying out the report in the House of Commons, David Cameron told MPs: "The main findings of the review support the conclusion that membership of, association with, or influence by the Muslim Brotherhood should be considered as a possible indicator of extremism."
ASIAN%20RUGBY%20CHAMPIONSHIP%202024
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Lexus LX700h specs

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What can victims do?

Always use only regulated platforms

Stop all transactions and communication on suspicion

Save all evidence (screenshots, chat logs, transaction IDs)

Report to local authorities

Warn others to prevent further harm

Courtesy: Crystal Intelligence

HIJRA

Starring: Lamar Faden, Khairiah Nathmy, Nawaf Al-Dhufairy

Director: Shahad Ameen

Rating: 3/5

Test

Director: S Sashikanth

Cast: Nayanthara, Siddharth, Meera Jasmine, R Madhavan

Star rating: 2/5

The biog

Fatima Al Darmaki is an Emirati widow with three children

She has received 46 certificates of appreciation and excellence throughout her career

She won the 'ideal mother' category at the Minister of Interior Awards for Excellence

Her favourite food is Harees, a slow-cooked porridge-like dish made from boiled wheat berries mixed with chicken

Company%C2%A0profile
%3Cp%3E%3Cstrong%3EDate%20started%3A%20%3C%2Fstrong%3EMay%202022%3Cbr%3E%3Cstrong%3EFounder%3A%20%3C%2Fstrong%3EHusam%20Aboul%20Hosn%3Cbr%3E%3Cstrong%3EBased%3A%20%3C%2Fstrong%3EDIFC%3Cbr%3E%3Cstrong%3ESector%3A%20%3C%2Fstrong%3EFinTech%20%E2%80%94%20Innovation%20Hub%3Cbr%3E%3Cstrong%3EEmployees%3A%20%3C%2Fstrong%3Eeight%3Cbr%3E%3Cstrong%3EStage%3A%20%3C%2Fstrong%3Epre-seed%3Cbr%3E%3Cstrong%3EInvestors%3A%20%3C%2Fstrong%3Epre-seed%20funding%20raised%20from%20family%20and%20friends%20earlier%20this%20year%3C%2Fp%3E%0A
Key figures in the life of the fort

Sheikh Dhiyab bin Isa (ruled 1761-1793) Built Qasr Al Hosn as a watchtower to guard over the only freshwater well on Abu Dhabi island.

Sheikh Shakhbut bin Dhiyab (ruled 1793-1816) Expanded the tower into a small fort and transferred his ruling place of residence from Liwa Oasis to the fort on the island.

Sheikh Tahnoon bin Shakhbut (ruled 1818-1833) Expanded Qasr Al Hosn further as Abu Dhabi grew from a small village of palm huts to a town of more than 5,000 inhabitants.

Sheikh Khalifa bin Shakhbut (ruled 1833-1845) Repaired and fortified the fort.

Sheikh Saeed bin Tahnoon (ruled 1845-1855) Turned Qasr Al Hosn into a strong two-storied structure.

Sheikh Zayed bin Khalifa (ruled 1855-1909) Expanded Qasr Al Hosn further to reflect the emirate's increasing prominence.

Sheikh Shakhbut bin Sultan (ruled 1928-1966) Renovated and enlarged Qasr Al Hosn, adding a decorative arch and two new villas.

Sheikh Zayed bin Sultan (ruled 1966-2004) Moved the royal residence to Al Manhal palace and kept his diwan at Qasr Al Hosn.

Sources: Jayanti Maitra, www.adach.ae

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UAE tour of the Netherlands

UAE squad: Rohan Mustafa (captain), Shaiman Anwar, Ghulam Shabber, Mohammed Qasim, Rameez Shahzad, Mohammed Usman, Adnan Mufti, Chirag Suri, Ahmed Raza, Imran Haider, Mohammed Naveed, Amjad Javed, Zahoor Khan, Qadeer Ahmed
Fixtures:
Monday, 1st 50-over match
Wednesday, 2nd 50-over match
Thursday, 3rd 50-over match

Red flags
  • Promises of high, fixed or 'guaranteed' returns.
  • Unregulated structured products or complex investments often used to bypass traditional safeguards.
  • Lack of clear information, vague language, no access to audited financials.
  • Overseas companies targeting investors in other jurisdictions - this can make legal recovery difficult.
  • Hard-selling tactics - creating urgency, offering 'exclusive' deals.

Courtesy: Carol Glynn, founder of Conscious Finance Coaching

The bio

Job: Coder, website designer and chief executive, Trinet solutions

School: Year 8 pupil at Elite English School in Abu Hail, Deira

Role Models: Mark Zuckerberg and Elon Musk

Dream City: San Francisco

Hometown: Dubai

City of birth: Thiruvilla, Kerala

Ferrari 12Cilindri specs

Engine: naturally aspirated 6.5-liter V12

Power: 819hp

Torque: 678Nm at 7,250rpm

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Monster

Directed by: Anthony Mandler

Starring: Kelvin Harrison Jr., John David Washington 

3/5

 

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What sanctions would be reimposed?

Under ‘snapback’, measures imposed on Iran by the UN Security Council in six resolutions would be restored, including:

  • An arms embargo
  • A ban on uranium enrichment and reprocessing
  • A ban on launches and other activities with ballistic missiles capable of delivering nuclear weapons, as well as ballistic missile technology transfer and technical assistance
  • A targeted global asset freeze and travel ban on Iranian individuals and entities
  • Authorisation for countries to inspect Iran Air Cargo and Islamic Republic of Iran Shipping Lines cargoes for banned goods
The biog

From: Ras Al Khaimah

Age: 50

Profession: Electronic engineer, worked with Etisalat for the past 20 years

Hobbies: 'Anything that involves exploration, hunting, fishing, mountaineering, the sea, hiking, scuba diving, and adventure sports'

Favourite quote: 'Life is so simple, enjoy it'

MIDWAY

Produced: Lionsgate Films, Shanghai Ryui Entertainment, Street Light Entertainment
Directed: Roland Emmerich
Cast: Ed Skrein, Woody Harrelson, Dennis Quaid, Aaron Eckhart, Luke Evans, Nick Jonas, Mandy Moore, Darren Criss
Rating: 3.5/5 stars

Results

3pm: Maiden Dh165,000 (Dirt) 1,400m, Winner: Lancienegaboulevard, Adrie de Vries (jockey), Fawzi Nass (trainer).

3.35pm: Maiden Dh165,000 (Turf) 1,600m, Winner: Al Mukhtar Star, Adrie de Vries, Fawzi Nass.

4.10pm: Handicap Dh165,000 (D) 2,000m, Winner: Gundogdu, Xavier Ziani, Salem bin Ghadayer.

4.45pm: Handicap Dh185,000 (T) 1,200m, Winner: Speedy Move, Sean Kirrane, Satish Seemar.

5.20pm: Handicap Dh185,000 (D) 1,600m, Winner: Moqarrar, Dane O’Neill, Erwan Charpy.

5.55pm: Handicap Dh175,000 (T) 1,800m, Winner: Dolman, Richard Mullen, Satish Seemar.

GAC GS8 Specs

Engine: 2.0-litre 4cyl turbo

Power: 248hp at 5,200rpm

Torque: 400Nm at 1,750-4,000rpm

Transmission: 8-speed auto

Fuel consumption: 9.1L/100km

On sale: Now

Price: From Dh149,900

Company Profile

Company name: Yeepeey

Started: Soft launch in November, 2020

Founders: Sagar Chandiramani, Jatin Sharma and Monish Chandiramani

Based: Dubai

Industry: E-grocery

Initial investment: $150,000

Future plan: Raise $1.5m and enter Saudi Arabia next year

Specs

Engine: 51.5kW electric motor

Range: 400km

Power: 134bhp

Torque: 175Nm

Price: From Dh98,800

Available: Now

VEZEETA PROFILE

Date started: 2012

Founder: Amir Barsoum

Based: Dubai, UAE

Sector: HealthTech / MedTech

Size: 300 employees

Funding: $22.6 million (as of September 2018)

Investors: Technology Development Fund, Silicon Badia, Beco Capital, Vostok New Ventures, Endeavour Catalyst, Crescent Enterprises’ CE-Ventures, Saudi Technology Ventures and IFC

'Gehraiyaan'
Director:Shakun Batra

Stars:Deepika Padukone, Siddhant Chaturvedi, Ananya Panday, Dhairya Karwa

Rating: 4/5

How to improve Arabic reading in early years

One 45-minute class per week in Standard Arabic is not sufficient

The goal should be for grade 1 and 2 students to become fluent readers

Subjects like technology, social studies, science can be taught in later grades

Grade 1 curricula should include oral instruction in Standard Arabic

First graders must regularly practice individual letters and combinations

Time should be slotted in class to read longer passages in early grades

Improve the appearance of textbooks

Revision of curriculum should be undertaken as per research findings

Conjugations of most common verb forms should be taught

Systematic learning of Standard Arabic grammar

Turning%20waste%20into%20fuel
%3Cp%3EAverage%20amount%20of%20biofuel%20produced%20at%20DIC%20factory%20every%20month%3A%20%3Cstrong%3EApproximately%20106%2C000%20litres%3C%2Fstrong%3E%3C%2Fp%3E%0A%3Cp%3EAmount%20of%20biofuel%20produced%20from%201%20litre%20of%20used%20cooking%20oil%3A%20%3Cstrong%3E920ml%20(92%25)%3C%2Fstrong%3E%3C%2Fp%3E%0A%3Cp%3ETime%20required%20for%20one%20full%20cycle%20of%20production%20from%20used%20cooking%20oil%20to%20biofuel%3A%20%3Cstrong%3EOne%20day%3C%2Fstrong%3E%3C%2Fp%3E%0A%3Cp%3EEnergy%20requirements%20for%20one%20cycle%20of%20production%20from%201%2C000%20litres%20of%20used%20cooking%20oil%3A%3Cbr%3E%3Cstrong%3E%E2%96%AA%20Electricity%20-%201.1904%20units%3Cbr%3E%E2%96%AA%20Water-%2031%20litres%3Cbr%3E%E2%96%AA%20Diesel%20%E2%80%93%2026.275%20litres%3C%2Fstrong%3E%3C%2Fp%3E%0A
Key facilities
  • Olympic-size swimming pool with a split bulkhead for multi-use configurations, including water polo and 50m/25m training lanes
  • Premier League-standard football pitch
  • 400m Olympic running track
  • NBA-spec basketball court with auditorium
  • 600-seat auditorium
  • Spaces for historical and cultural exploration
  • An elevated football field that doubles as a helipad
  • Specialist robotics and science laboratories
  • AR and VR-enabled learning centres
  • Disruption Lab and Research Centre for developing entrepreneurial skills
England's Ashes squad

Joe Root (captain), Moeen Ali, Jimmy Anderson, Jofra Archer, Jonny Bairstow, Stuart Broad, Rory Burns, Jos Buttler, Sam Curran, Joe Denly, Jason Roy, Ben Stokes, Olly Stone, Chris Woakes. 

German intelligence warnings
  • 2002: "Hezbollah supporters feared becoming a target of security services because of the effects of [9/11] ... discussions on Hezbollah policy moved from mosques into smaller circles in private homes." Supporters in Germany: 800
  • 2013: "Financial and logistical support from Germany for Hezbollah in Lebanon supports the armed struggle against Israel ... Hezbollah supporters in Germany hold back from actions that would gain publicity." Supporters in Germany: 950
  • 2023: "It must be reckoned with that Hezbollah will continue to plan terrorist actions outside the Middle East against Israel or Israeli interests." Supporters in Germany: 1,250 

Source: Federal Office for the Protection of the Constitution

UPI facts

More than 2.2 million Indian tourists arrived in UAE in 2023
More than 3.5 million Indians reside in UAE
Indian tourists can make purchases in UAE using rupee accounts in India through QR-code-based UPI real-time payment systems
Indian residents in UAE can use their non-resident NRO and NRE accounts held in Indian banks linked to a UAE mobile number for UPI transactions

Updated: May 22, 2023, 3:05 PM`