Stories by Lesley Evans Ogden

Humans prey on more vertebrate species for use as pets and in medicine and other products than we do for food

Prey fish still do not recognize lionfish as a threat. But selection pressure from the invaders is making them shy

Sustainable fishing of some species for products including fins is feasible, and can avoid cruel practices, study finds

With too much ice in some places and not enough in others, Canada’s Peary caribou is struggling. But new findings could aid recovery efforts

Long dismissed as accidental tourists, birds that turn up outside their normal ranges may instead be pioneers