Territorial defense by the Taiwanese Kukrisnake

(PhysOrg.com) -- In a first documented case of territorial behavior by a species of snake, a team led by Wen-San Huang of Taiwan’s National Museum of Natural Science and Cornell University discuss the Kukrisnakes from ...

Hunger may inhibit defensive behavior

Most animals don't spend nearly as much time and energy defending nesting or mating sites against intruders outside the breeding season. That's a given.