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Topic: predator–prey interaction

Researchers study how wolf predation shapes elk antler evolution

What happens when you mix a biologist who studies beetle horns with scientists who spend their time exploring predator-prey dynamics? You get a better...

Are vulnerable lions eating endangered zebras?

Are Laikipia's recovering lions turning to endangered Grevy's zebras (Equus grevyi) for their next meal? That's what a team of researchers led by WCS and...

Surviving large carnivores have far-reaching impact

Anywhere large-bodied mammalian carnivore species are present, other, smaller carnivores are less likely to occur, according to an international team of researchers that conducted...

Yellowstone’s ‘landscape of fear’ not so scary after all

After wolves were reintroduced to Yellowstone National Park in the mid-1990s, some scientists thought the large predator reestablished a 'landscape of fear' that caused...

Hunting squid slowed by rising carbon levels

  Scientists have found that high carbon dioxide levels cause squid to bungle attacks on their prey. PhD candidate Blake Spady from the ARC Centre of...

Escape artist

Imagine that you're a voracious carnivore who sinks its teeth into the tail of a small reptile and anticipates a delicious lunch, when, in...

Risso’s dolphins plan their dives

Slipping beneath the surface of the water in pursuit of food sets the timer ticking for hungry dolphins; the pressure is on to locate...

Shark declines can lead to changes in reef fish body shapes

Scientists studying nearly identical coral reef systems off Australia discovered something unusual on the reefs subjected to nearly exclusive fishing of sharks--fish with significantly...