Ghosts of past diseases shape species evolution

Parasites and diseases are major elements of the environment that affect animal populations. The new findings show evidence that infections in one generation can affect the survival and growth of a subsequent generation that ...

Baby fish lose poisonous protectors in acidified oceans

A common close partnership which sees baby fish sheltering from predators among the poisonous tentacles of jellyfish will be harmed under predicted ocean acidification, a new University of Adelaide study has found.

Delayed effects of oil spill compromise long-term fish survival

For 25 years, methodical research by scientists has investigated the effects of the Exxon Valdez oil spill in 1989 on Alaskan communities and ecosystems. A new study released today into the effects of the 1989 Exxon Valdez ...

Ecologist overthrows generally accepted principles in ecology

(Phys.org) —Contemporary ecological theory assumes that differently sized individuals in a population are equally efficient in their use of food resources. Still this is only true in a very exceptional case. It is much ...

Naive fish easy targets for spear fishers

(Phys.org)—Big fish that have grown up in marine reserves do not seem to know enough to avoid fishers armed with spear guns waiting outside the reserve.

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