European hare adaptions for high speed running in hares include wider nostrils and larger hearts. In comparison to the European rabbit, the hare has a proportionally smaller stomach and caecum. This hare is one of the largest of the lagomorphs. Its head and body length can range from with a tail length of . The body mass is typically between . The hare's elongated ears range from from the notch to tip. It also has long hind feet that have a length of between . The skull has nasal bones that are short, but broad and heavy. The supraorbital ridge has well-developed
Dwarf sea hare Dwarf sea hare The dwarf sea hare or pygmy sea hare, Aplysia parvula, is a species of sea slug, specifically a sea hare, a marine gastropod mollusc in the family Aplysiidae. This is a circumtropical sea hare. The type locality of "Aplysia parvula" is Saint Vincent, Lesser Antilles. The dwarf sea hare is round-bodied and smooth-skinned with a slender head bearing extensions which resemble rabbit ears. There are wing-like flaps (parapodia) extending from the body, which is brown to maroon or olive green in colour and may be covered with clusters of white spots. The maximum recorded length for this