underfur

• Couche dense et douce de poils située sous les poils de couverture plus longs et plus grossiers chez de nombreux mammifères, assurant l'isolation thermique.

A noun referring to the dense, soft layer of fur found beneath the longer and coarser guard hairs of many mammals, providing insulation.

indénombrable

1. Dense soft fur layerC1formal

   The thick, soft, and insulating layer of fur that grows beneath the longer, coarser guard hairs on many mammals.

   poil de bourre

   • The underfur of the otter provides excellent insulation in cold water.
   • Many arctic animals have a dense underfur to survive freezing temperatures.
   • The dog's underfur sheds heavily in the spring.
   • The underfur is typically softer and shorter than the outer guard hairs.

   Synonymesdownundercoat