Butterflies switch lifestyles using hormones

Many habitats on Earth change dramatically with the seasons, profoundly affecting food availability, predation pressure and reproductive opportunities for animals living in these seasonal habitats. To survive and reproduce ...

Steroids may persist longer in the environment than expected

Assessing the risk posed to aquatic organisms by the discharge of certain steroids and pharmaceutical products into waterways is often based on a belief that as the compounds degrade, the ecological risks naturally decline.

Warming Antarctic seas likely to impact on krill habitats

Antarctic krill are usually less than 6 cm in length but their size belies the major role they play in sustaining much of the life in the Southern Ocean. They are the primary food source for many species of whales, seals, ...

Scientists see if bees 'are what they eat'

(Phys.org) —In a paper published today in the peer-reviewed science journal PLoS ONE, researchers have presented a new model to explore how changes in food availability might influence honeybee colony growth.

page 13 from 16