News tagged with predatory animal

Predatory fish have large guts to help them through famine

(PhysOrg.com) -- A new study by scientists in the US has solved the mystery of why predatory fish have a far greater digestive capacity than they actually need. The study suggests the reason is that the extra-large ...

Biology / Plants & Animals

created Jul 08, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast report

'Invisible hand' guides evolution of cooperative turn-taking, research shows

It's not just good manners to wait your turn -- it's actually down to evolution, according to new research by University of Leicester psychologists.

Biology / Evolution

created Jul 09, 2009 | popularity 4.3 / 5 (6) | comments 5




Search results for predatory animal


Poorly armed, but successful: The rise of the tyrants of the South

The stubby arms of Tyrannosaurus rex obviously weren't designed for hand-to-hand combat. However, the abelisaurids of the Southern hemisphere were even less well equipped in that department–and upper limb reduction began ...

Other Sciences / Archaeology & Fossils

created May 23, 2012 | popularity 3 / 5 (1) | comments 0

Questions about incredible sea turtle migration answered

Immediately after emerging from their underground nests on the lush beaches of eastern Florida, loggerhead sea turtles scramble into the sea and embark alone on a migration that takes them around the entire ...

Biology / Plants & Animals

created May 15, 2012 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Barcoding insects as a way to track and control them

Barcodes may bring to mind the sales tags and scanners found in supermarkets and other stores. But U.S. Department of Agriculture (USDA) scientists are using "DNA barcodes" to monitor insects that damage crops ...

Biology / Ecology

created May 02, 2012 | popularity not rated yet | comments 0

24 new species of lizards discovered on Caribbean islands are close to extinction

In a single new scientific publication, 24 new species of lizards known as skinks, all from islands in the Caribbean, have been discovered and scientifically named. According to Blair Hedges, a professor of ...

Biology / Ecology

created Apr 30, 2012 | popularity not rated yet | comments 0

Escalating arms race: Predatory sea urchins drive evolution

(Phys.org) -- Nature teems with examples of evolutionary arms races between predators and prey, with the predator species gradually evolving a new mode of attack for each defensive adaptation that arises in ...

Biology / Plants & Animals

created Apr 17, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Slow snails, fast genes: Predatory snails refine venoms through continuous gene duplication

(Phys.org) -- When tropical marine cone snails sink their harpoon-like teeth into their prey, they inject paralyzing venoms made from a potent mix of more than 100 different neurotoxins.

Biology / Biotechnology

created Apr 10, 2012 | popularity 5 / 5 (1) | comments 3 | with audio podcast

Egg Cetera #2: The answer to the riddle of which came first

In the second report of our Egg Cetera series on egg-related research, let’s begin with the age-old question: which came first, the chicken or the egg? Armed with knowledge of evolution, the answer is ...

Other Sciences / Archaeology & Fossils

created Apr 09, 2012 | popularity 3 / 5 (2) | comments 1

Attack or retreat? Circuit links hunger and pursuit in sea slug brain

If you were a blind, cannibalistic sea slug, living among others just like you, nearly every encounter with another creature would require a simple cost/benefit calculation: Should I eat that, do nothing or ...

Biology / Plants & Animals

created Jan 25, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

By the light of January's Wolf Moon

(PhysOrg.com) -- A cold-eyed moon rises above Lamar Valley in Yellowstone National Park. It is January. For Native Americans, it is the time of the Wolf Moon.

Biology / Ecology

created Jan 11, 2012 | popularity 3.5 / 5 (2) | comments 0

Costly copulation - research reveals the price of having sex

(PhysOrg.com) -- A recent study by Darrell Kemp, of Macquarie University, looking at the mating behaviour of the Australian plague locust has found that reproducing has a particularly high cost. According ...

Biology / Plants & Animals

created Jan 09, 2012 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast


List of search results for predatory animal