Animals

Animals

Decoy switches frogs’ mating call preference

A female túngara frog may switch her choice between two prospective mates when presented with a third, least attractive option.

Animals

Tropical songbirds get their growth spurt late

Tropical songbirds are late bloomers, but that delayed development may give them an advantage after leaving the nest.

Animals

Tropical songbirds get their growth spurt late

Tropical songbirds are late bloomers, but that delayed development may give them an advantage after leaving the nest.

Humans

Moon bounces, bad spider leaders and more reader feedback

Readers debate faith's role in evolution, compare politicians to spiders and more.

Animals

Twin pandas look forward to growth spurts

The surviving panda twin born at the National Zoo last weekend will undergo DNA tests to discover paternity.

Animals

A world of mammal diversity has been lost because of humans

Humans have eradicated large mammal biodiversity in most regions of the globe, a new study finds.

Health & Medicine

Virus closely related to hepatitis A discovered in seals

Scientists have discovered a relative of the hepatitis A virus in seals.

Animals

Long-tongued fly sips from afar

Long-tongued flies can dabble in shallow blossoms or reach into flowers with roomier nectar tubes.

Animals

Chimps keep numbers high as forest losses mount

African apes show surprising resilience in face of forest destruction.

Animals

Chimps keep numbers high as forest losses mount

African apes show surprising resilience in face of forest destruction.

Animals

A naturalist recounts birds’ lives in the Scottish Highlands

In Gods of the Morning, a naturalist chronicles how birds and other wildlife withstand the changing seasons in the Scottish Highlands

Animals

‘Prehistoric Predators’ is a carnival of ancient dinosaurs, mammals and more

A new children’s book offers gorgeous illustrations and information for everyone about ancient carnivores.