It can occur between species that are predator and prey ... an arms race adaptation is the potent poison in the skin of the newt Taricha granulosa, which is food for the garter snake.

The great crested newt lives only in Europe ... acrid-smelling substance to dissuade predators. Its other common name derives from the dramatic, jagged crest that males develop along their ...

Eastern newts can also adjust their development in response to the presence of predators. One experiment found that eggs raised in the same body of water as dragonfly nymphs hatched into larvae with ...

While the rough-skinned newt possesses a potent neurotoxin to deter predators, the Crater Lake newt is adapted to being at the top of the lake’s aquatic food chain and lacks any predator defense ...

The federal government announced this week that it is considering listing an Oregon newt that lives only at Crater Lake National Park as threatened or endangered because an invasive predator has ...

The newt exists only in Crater Lake, and its populations have plummeted in recent years because of warming lake temperatures and the expanding population of signal crayfish, a predator species ...

When threatened, the newt rapidly rotates its ribs forward, increasing the angle between the ribs and its spine, allowing them to pierce through the skin ...