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As some conservationists and researchers begin to return large carnivores to areas where they once roamed, scientists intensify efforts to study the ecological roles of predators.

Long-lived species decrease their reproduction more than short-lived species in response to lower-than-normal precipitation, and thereby gain a survival advantage, a study finds.

As researchers test existing vaccines for nonspecific protection against COVID-19, immunologists are working to understand how some inoculations protect against pathogens they weren’t designed to fend off.

For the past two years, the charismatic marine mammals have washed up on Pacific shores in record numbers. Scientists investigating the strandings suspect warming waters and melting sea ice are partly to blame.

Lore has always surrounded argonauts, pelagic octopuses that build shells and travel the seas.

Using their silk threads as a catapult, members of a family of orb-weaving arachnids rocket themselves and their webs through the air to capture prey.

Predatory journals are especially dangerous during the COVID-19 pandemic.

The same toxin targets different receptors in prey and conspecifics to deliver either a lethal or non-lethal blow.

The University of Washington parasite ecologist aims to understand how humans have changed the diversity and abundance of the enigmatic and misunderstood organisms.

Early investigations of the microbial communities in and around sunken boats reveal that there are patterns to where bacteria settle.

While the world is still coming to grips with the new reality wrought by COVID-19, the risk of catastrophe from a warming planet persists.

The study is the first to show a genomic relationship between dogs and humans on the move.