the snake swallows a large earthworm

animal asp beast behavior belly bionomics cerastes crawl creature creep creeper cringe crouch earth earthworm ecology environment forest genus grovel herpetology inhabitants lanka large leviathan nature ophidian platyplectrurus possibly rain rainforest reptile reptiles reptilian ringed serpent shieldtailed snake snakes sri srilanka swallower swallowing swallows tropical truckle uropeltidae wheedle wild wildlife wood worm