Historical Examples. 1  The tympanic ring has been held to be the equivalent of the quadrate. 2  Inflation of the tympanic bullae is thought to be a specialization. 3  The tympanic and periotic are not fused together, and the periotic has generally no bony union with the rest of the skull.
The world's largest bunny has reclaimed his title, after downing an increased diet of vegetables to tip the scales at nearly 25 kilograms. Ralph, a four-year-old Continental Giant rabbit from Sussex, has been named the world's largest bunny by Guinness World Records - a title which he also held in 2010 until a rabbit named Darius, of the same breed, outweighed him. Ralph comes from a long line of record-holders.
This grey rabbit with rufous nape and white tail weighs around 2 pounds (900 grams). It is the only cottontail in the Sonoran Desert. The antelope jackrabbit is one of the largest hares in North America, weighing 9 to 10 pounds (4.5 kg). This jackrabbits huge ears are edged in white. The large eyes are placed high and towards the back of its slightly flattened head, allowing it to see nearly 360 degrees as it watches for predators.