Predators

Dinosaur used colours to hide from predators, says study

Dinosaur used colours to hide from predators, says study

Experts arrived at the study after discovering a small dinosaur fossil in China, which also helped to dispel stereotypes about the creatures.

Oct 27, 2017, 12:37 PM IST
Noise pollution makes fish vulnerable to predators: Study

Noise pollution makes fish vulnerable to predators: Study

As many as 450 fish were tested in shoals of four individuals each in an aquarium.

Sep 27, 2017, 18:41 PM IST

190 million-year-old 'sea monster' identified

The fossilised bones of the long-necked marine reptile, named Arminisaurus schuberti, were excavated in the early 1980s in Germany.

Sep 18, 2017, 16:16 PM IST
Spiders beat humans, whales by consuming upto 800 million tones of prey each year

Spiders beat humans, whales by consuming upto 800 million tones of prey each year

Researchers have revealed that spiders wipe out an estimated 400-800 million tonnes of prey every year, compared to an estimated 280-500 million tonnes of prey that the world's whales eat.

Mar 15, 2017, 12:14 PM IST
This is how a bobbit worm captures its prey and it's not a pretty sight!

This is how a bobbit worm captures its prey and it's not a pretty sight!

It hides in the sea floor at depths of 10 to 40 metres and is a blind predator, but has five antennae that it uses to sense its prey.

Jan 16, 2017, 22:44 PM IST
Dinosaurs took months to hatch from eggs — Did long incubation time play a role in their extinction?

Dinosaurs took months to hatch from eggs — Did long incubation time play a role in their extinction?

Scientists find Dinosaurs eggs hatched slowly like reptiles, not birds.

Jan 04, 2017, 01:27 AM IST
Birds become more vulnerable to predators due to traffic noise

Birds become more vulnerable to predators due to traffic noise

The researchers tested how traffic noise affected the reactions of Black-capped Chickadees and Tufted Titmice to alarm calls, which warn birds that a predator is nearby.  

Dec 28, 2016, 19:08 PM IST
King penguins keep a watch on predators while sleeping too!

King penguins keep a watch on predators while sleeping too!

King penguins, who are 70 to 100 cm tall and weigh 11 to 16 kilos , become exhausted after long diving sessions and sleep on the beach constantly keep an ear out for incoming threats from large predators like orcas and giant petrels. 

Jul 08, 2016, 13:56 PM IST
Zebra stripes not for camouflage protection against predators

Zebra stripes not for camouflage protection against predators

Stripes that can be seen by humans are hard for zebra predators to distinguish beyond 50 metres in daylight or 30 metres at twilight, during which most predators hunt, the findings showed.

Jan 23, 2016, 14:41 PM IST
Ecotourism doesn't hurt wildlife: Study

Ecotourism doesn't hurt wildlife: Study

Far from increasing the vulnerability of wildlife to predators, ecotourism actually helps conservation efforts, researchers say.

Jan 09, 2016, 11:35 AM IST
Little penguins team up to spot prey: Study

Little penguins team up to spot prey: Study

Little penguins are more likely to work together to hunt schooling prey rather than solitary prey, a new study has found.

Dec 19, 2015, 12:30 PM IST
'Stripes' may not shield zebras from predators

'Stripes' may not shield zebras from predators

While it was believed that "stripes" offer protection for animals living in groups, like zebra, a new research has rebuffed the assumption.

Aug 12, 2015, 13:00 PM IST

Steak knife teeth made T rex fearsome predators

The dreaded Tyrannosaurus rex and its dinosaur cousins were successful predators partly due to unique teeth designed like steak knives that allowed them to tear through the flesh of their prey, a new study has found.

Jul 28, 2015, 19:14 PM IST

Tiny Australian bird cries wolf to scare predators

One of Australia's smallest birds has found a cunning way to protect its nest from predators by crying wolf, or rather hawk, and mimicking the warning calls of other birds.

Jun 03, 2015, 13:47 PM IST

Ancient 'terror' bird comes alive

Researchers have discovered fossil remains of a new species of South American terror bird called Llallawavis scagliai ("Scaglia's Magnificent Bird").

Apr 10, 2015, 17:13 PM IST

Fish from acidic ocean less able to smell predators

Researchers have said that fish living on coral reefs where carbon dioxide seeps from the ocean floor are less able to detect predator odor than fish from normal coral reefs.

Apr 14, 2014, 21:09 PM IST

Amphibians and dinosaurs were new large predators after mass extinction 252 mln years ago

Researchers have said that crocodile-like amphibians and later the precursors of the known plesiosaurs and ichthyosaurs went in search of prey in the oceans soon after the end of the mass extinction.

Mar 21, 2014, 14:48 PM IST

New insights into shark`s life revealed

Instruments strapped onto and ingested by sharks are revealing novel insights into how it swims, eats and lives.

Feb 28, 2014, 13:30 PM IST

Learn how animal defenses were evolved

Why some animals use noxious scents while others live in social groups to defend themselves against predators?

Feb 08, 2014, 12:22 PM IST

Oldest land predators` Dimetrodon killed prey with `steak-knife` teeth

Researchers have found that Dimetrodon, a carnivore that walked on land between 298 million and 272 million years ago, was a meat lover and had the first known serrated "steak knife" teeth.

Feb 08, 2014, 10:41 AM IST