Animals

Animals

Noise may disrupt a bat’s dinner

Mechanical cacophony can drown out the whispers of moving insect prey.

Animals

Climate change may bring dramatic behavior shifts

Shifting temperatures and rainfall are expected to alter animal lifestyles from the poles to the tropics.

Animals

Spider’s personality matters when job hunting

Boldest individuals of social species tasked with seeking out prey.

Life

Evolution of mammalian monogamy remains mysterious

Two large studies reach opposing conclusions about why males stay with females.

Animals

Oxygen boost aided carnivore evolution in Cambrian explosion

Atmospheric change and rise of predators caused burst in complexity of life.

Animals

Eye-tracking cameras show peahens’ wandering gaze

Data show that female birds are not so riveted by their suitors’ magnificence

Animals

Dolphins name themselves with a whistle

The marine mammals respond only to their own handles.

Animals

Fattened livers prep white sharks for extreme migrations

The organ's reserves enable a long journey from waters off California to Hawaii and back, tracking data suggest.

Animals

Sponges boom thanks to Antarctic ice shelf bust

Previously thought to grow at a slow pace, the sea creatures exploded in number.

Animals

Hawkmoths squeak their genitals at threatening bats

Sounds of an approaching predator inspire ultrasonic rasping in insect prey.

Animals

Highlights from the Evolution 2013 meeting

Selections from the meeting include a natural fish experiment, terrapins' light displays and why a variety of eye colors persist in people, presented June 21-25 in Snowbird, Utah.

Animals

Gut microbes may put barrier between species

Wiping out gut bacteria in wasps saves crossbred offspring from death, suggesting that microbes may play a role in speciation.