It is difficult to imagine a positive outcome from the spread of the highly destructive cane toad into the Kimberley (Rhinella marinus) but research shows with the toad's spread some animal numbers may be increasing, including ...
Plants & Animals
Nov 9, 2015
0
54
If there's an upshot to the appearance of invasive species, it's that they might provide an additional food source for the native animals whose territory they are invading.
Ecology
Oct 14, 2015
0
28
Why aren't there more lions? That was what puzzled McGill PhD student Ian Hatton, when he started looking at the proportion of predators to prey across dozens of parks in East and Southern Africa. In this case, the answer ...
Ecology
Sep 3, 2015
2
931
Imagine you are crossing a stream over a fallen log. How fast would you walk across? Probably fairly slowly, balancing carefully as you go. Now imagine you are being chased by a bear. How fast should you cross the stream?
Plants & Animals
Aug 26, 2015
0
9
Not every encounter between predator and prey results in death. A new study co-authored by a University of Tennessee, Knoxville, professor suggests that prey emit warning cues that can ultimately lead to both their survival ...
Plants & Animals
May 27, 2015
0
17
A new eavesdropping study of bats and katydids provides evidence that sensory differences can influence the "evolutionary arms race" between predators and prey.
Plants & Animals
May 19, 2015
0
298
Many animals are masters of illusion, with the ability to fool a potential mate or predator with a flourish of feathers or display of exaggerated ferocity. The EU is currently funding research into what are known as motion ...
Plants & Animals
Feb 17, 2015
0
6
Female pumas in areas with a high density of housing kill more deer but eat less of the carcasses than those in areas with little housing, finds a study in Proceedings of the Royal Society B.
Plants & Animals
Jan 22, 2015
1
35
As the two foolish pigs learned before running to their brother's solidly built house of bricks for safety, when the wolf comes calling, the quality of your shelter is everything.
Ecology
Dec 3, 2014
0
0
Populations of predators and their prey usually follow predictable cycles. When the number of prey increases – perhaps as their food supply becomes more abundant – predator populations also grow.
Evolution
May 5, 2014
0
0
