Invasive alien species become much harder and more expensive to manage as they establish and spread through the landscape, so preventing their arrival is vital.
The teeth of the tammar wallaby don’t grow in the way you’d expect – and scientists want to know why.
A long-term global assessment of reptiles has revealed 21% are threatened, but an upside is that others have benefited from the conservation efforts put into other animals such as birds and mammals.
Canine teeth have evolved in special ways to help each mammal species kill and eat their favourite prey – helping to make them some of nature’s most successful predators.
There are too many little-understood species for scientists to study them all. A new approach helps decide which to tackle first.
Some snakes have tough, blunt fangs for cracking crabs, while others have sharp needles for getting a grip on mice.
In a warming world, many cold-blooded species face a new challenge: developing successfully despite rising temperatures.
Northern seals use strong claws to tear apart large prey, giving us clues about how they behaved when they first began feeding in water.
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