Muscly arms helps roos attract the ladies
Bulky forearms make male kangaroos more attractive, according to new research.
Bulky forearms make male kangaroos more attractive, according to new research.
Dinosaur mating is a mystery, but we can take clues from birds and crocodiles, says Professor John Long.
We shed light on the most fascinating and feared of all sea creatures.
This charismatic New Zealand parrot came close to extinction, and the fight to save it is far from over.
Dominant crocodiles rule over large territories and fight off other males, new research suggests.
Grey reef sharks behave differently depending on the point in the lunar cycle, new research suggests.
Higher body temperatures help native frogs to fight a deadly fungus, new research has revealed.
Male guppies socialise with drab-looking buddies in order to increase their sex appeal, a study has revealed.
Some turtles can halt the development of their eggs until the timing is right, new research has revealed.
Crimson spotted rainbow fish have learned to avoid toxic cane-toad tadpoles, new research has revealed.