Marine Animals

Polar bear with twin cubs, in Hudson Bay, Manitoba, Canada. © Johnny Johnson/Getty

Polar bear guide: where they’re found, what they eat, and why they’re threatened

Rufous motmots on the Panama fruit feeder cam. © Cornell Lab Bird Cams

The best wildlife livestreams to watch around the world

Nuthatch in classic pose during a snow storm in Yorkshire, UK. © Simon Roy

British wildlife in February

Gorse in the snow. © Getty

British wildlife in January

Two emperor penguin chicks aged six to eight weeks brooding on parents' feet, one vocalising. Atka Bay, Antarctica. September. © Stefan Christmann

Penguin: A Story of Survival

A mountain hare hunkers down in a snow storm in The Cairngorm Mountains, Scotland. © Lyle McCalmont/Getty

British wildlife in December

Wesley Larson 2

Meet The Scientist

Monitoring polar bear dens in the Arctic

Gentoo penguins (P. poncetti). © Gemma Clucas

Gentoo penguins should be split into four species, rather than two subspecies

Juvenile hedgehog in autumn, in Dorset. © Colin Varndell

British wildlife in November

The hairy-legged vampire bat (Diphylla ecaudata). © Gabriel Mendes/Getty

Five blood-sucking creatures

Common octopus sitting among the rocks. © Dave Musgrove

Tales from the Bush

A swim in the sea with an inquisitive octopus

Common Sydney octopus showing a tentacle and suckers. © cbimages/Alamy

Insects & Invertebrates

Do octopuses ever live together?

California two-spot octopus. © Phil Garner/Alamy

Insects & Invertebrates

Why do female octopuses die after reproducing?

Only a few of the ostracods in the amber piece could be studied using light microscopy, like this individual of the new species Myanmarcypris hui. Its antennae extend from the bivalved shell. Most other specimens lie too deep in the amber or the view is obstructed by debris particles. © He Wang and Xiangdong Zhao

100 million year old giant sperm is world’s oldest

A goldcrest perched on a bramble looking for insects. © Gary Chalker/Getty

Guide to tautonyms, triple tautonyms, and binomial nomenclature