World’s smallest baleen whale stays home instead of migrating to feed

Pygmy proper whales swim in the identical waters all 12 months spherical – a behaviour hardly ever seen in baleen whales, which generally migrate thousands of kilometres to search for meals and mates. The discovering provides a uncommon perception into the behaviour of a whale species we nonetheless know little or no about, and may inform conservation efforts.

The pygmy right whale (Caperea marginata) is the smallest filter-feeding whale on Earth at simply 6.5 metres lengthy. The species …