The predator survives – but the ecosystem crashes

What do killer whales, polar bears and humans have in common? They are adaptable predators with the ability to select new prey when their favourite food is in low supply. But this change can disrupt entire ecosystems.

What droppings can tell us

If you want to find out about the shy Eurasian otter, its droppings are a fascinating source of information. By isolating DNA from otter droppings – known as spraint – researchers can not only identify individual animals ...

Alaska researchers study sea otters with unmanned aircraft

Watching marine life to gather data about behavior and abundance can be tedious and time-consuming for researchers, but recent studies indicate unmanned aircraft may offer a way around such obstacles.

Giant otter's repertoire includes 22 distinct vocalizations

Giant otters may have a vocal repertoire with 22 distinct vocalization types produced by adults and 11 neonate vocalization types, according to a study published November 12, 2014 in the open-access journal PLOS ONE by Christina ...

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