Animals
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Animals
Skin color changes reveal octopus drama
Shallow-water octopuses use changes in skin color to communicate aggression to their peers, study suggests.
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Animals
Feral dogs take a bite out of Andean wildlife
A survey of a remote park in Ecuador finds feral dogs are a problem for many species of native mammals.
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Animals
Devils Hole pupfish may not have been so isolated for so long
New genetic study questions Devils Hole pupfish’s supposed history of long isolation.
By Susan Milius -
Animals
Climate change may be deadly for snowshoe hares
The mismatch between coat color and the landscape can be deadly for a snowshoe hare.
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Animals
Christmas tree worms have eyes that breathe, gills that see
Christmas tree worms and other fan worms have improvised some of the oddest eyes.
By Susan Milius -
Animals
Tegu lizards warm up for mating season
The heat is on in tegu lizards during mating season, study suggests.
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Animals
Tegu lizards warm up for mating
Despite their cold-blooded reputation, tegu lizards boost their body heat while on the prowl for a mate, biologists report online January 22 in Science Advances.
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Animals
New tree frog genus discovered in India
Researchers unveil a newly identified tree frog genus from northeastern India that eats mom’s eggs.
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Animals
Meet the bugs that call your house home
A census of arthropods in human homes finds plenty of diversity — but few pests.
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Animals
Whales are full of toxic chemicals
For decades, scientists have been finding troublesome levels of PCBs, mercury and other toxic chemicals in whales and dolphins.
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Animals
Torrent frog flirting is complicated
The courtship displays of Brazilian torrent frogs entail a subtle but sophisticated slew of songs and movements.
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Life
Search is on for missing pieces in puzzle of male genital diversity
The debate over extreme diversity of male genitalia needs to rethink the female side. And the landscape.
By Susan Milius