The Lionhead rabbit has a wool mane encircling the head, reminiscent of a male lion as its name implies. Other Lionhead characteristics include a high head mount, compact upright body type and short well-furred ears. Lionhead rabbits are typically quite small, weighing around 3.5 pounds when full grown. . Lionhead rabbits are generally smart, good-natured, and energetic. They love to play and socialize. And many form close bonds with their humans and enjoy cuddling and petting. Although the lionhead rabbit is small, they are still an active breed that needs plenty of space to burn off energy.