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Some individual animals are really lazy. How do they get away with it?

Life

Some individual animals are really lazy. How do they get away with it?

Biologists who track animals often find there is one individual that sits around doing nothing for days at a time. How do these slackers survive?

Features

FJ678N Peter's worm-jawed mormyrid, Peter's elephant nose, elephantnose fish, Longnosed Elephant fish (Gnathonemus petersii, Gnathonemus brevicaudatus, Mormyrus petersii), swimming

Life

Elephant-nose fish do a little dance to help them 'see' in 3D

News

B640PK Antarctica, Adelie penguins ( pygoscelis adeliae ) kissing

Life

Adélie penguins show signs of self-awareness on the mirror test

News

Flying squirrels carve nuts to store them securely in tree branches

Video

Flying squirrels carve nuts to store them securely in tree branches

Video

A nut wedged in the fork of a tree branch

Life

Flying squirrels carve nuts to store them securely in tree branches

News

Centipede,Poisonous animal swimming in creek at deep forest,Chaloem Phra Kiat Thai Prachan National park,Thailand.; Shutterstock ID 1044292291; purchase_order: -; job: -; client: -; other: -

Life

Brown centipede uses a weird body motion to swim, not its many legs

News

The world is full of living gold, which is more valuable than riches

Life

The world is full of living gold, which is more valuable than riches

Comment

Black Widow Spider; Shutterstock ID 617417108; purchase_order: -; job: -; client: -; other: -

Life

Black widow spiders remember their prey if it is stolen

News

EXF91J Scuba diver approaches adult female humpback whale and younger male escort, Roca Partida, Revillagigedo, Mexico

Humans

Two eye-opening new books delve into the world of animal communication

Culture

Watching someone itch can trigger the same impulse in others

Mind

Why itching can be contagious: Reflex pathway is identified in mice

Contagious itching may have evolved as a survival mechanism, such as by alerting other animals in the group that a parasite could be circulating

News

Environment

Wild boar appear destructive, but they make excellent conservationists

Comment

Life

Lemurs hug tree trunks to cool down when temperatures top 30°C

News

Life

Woodpecker brains process their own tree-drumming as if it's birdsong

News

Life

Two new books about sharks reveal how and why we should conserve them

Culture