Related topics: population

New research shows humans impact wolf packs in national parks

New research shows how humans are a substantial source of mortality for wolves that live predominantly in national parks—and more importantly, that human-caused mortality triggers instability in wolf packs in national parks.

Study: Brain evolution is linked to competition

In response to a high-competition environment, Trinidadian killifish evolve larger brains, increasing their fitness and survival rates, according to a new study in Ecology Letters by biologists at The University of Texas ...

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