There are 12 inches in a foot, so just divide 540 by 12 to get your answer.
5
The offspring of whale (including the gray whale) is called a calf.
The gray whale is actually black.
A whale
no
Blue Whale
Killer Whale
Eschrichtiidae
A gray whale's tongue can weigh as much as 2 tons and measure around 15 feet long. In comparison, this is roughly the length of a small bus, which typically ranges from 30 to 40 feet in length. Therefore, while the tongue itself is not the entire length of a bus, it is comparable in size to a section of one.
Fin whale. It is the 2 largest whale.
A Gray Whale
The marine mammal of California is the California Gray Whale.