Allen’s rule describes a pattern in animals’ lankiness and size (surface-area to volume ratio) across related species, where hotter climates yield skinny or small animals whereas colder climates yield bulky or large animals.
species
An newly discovered organism called…
An newly discovered organism called Lithoredo abatanica eats stone and excretes sand. It is a shipworm, a group of burrowing animals known for eating woods and related to clams, but so different from known examples that it is both a new species and genus.