Blue whales are the largest whales. They are 100 feet long and weigh more than 200 tons. The heart of a blue whale is the size of an automobile, and the tongue weighs about as much as an elephant.
The largest whale recorded in history is the blue whale. Blue whales weigh up to 200 tons and grow to lengths of 100 feet. Their hearts weigh as much as an automobile, and their tongues weigh as much as an elephant.
Whales are mammals that have an incredibly size range, yet all whales fall between 13 feet long and 90 feet long. The blue whale, the largest known whale or mammal, ranges from around 70 feet to 90 feet. Most other well-known whales, such as the orca, sperm, humpback an...
Whales are not considered fish. Although they resemble other animals that are considered fish, whales have a very different anatomy. Whales share many more anatomical and genetic features with another group of animals entirely: mammals.
The beluga whale, also called a white whale, is the smallest species of whale. The average beluga weighs 2,000 to 3,000 pounds and measures 13 to 20 feet in length.
As of 2014, whaling is legal in the countries of Japan, Norway and Iceland. While the International Whaling Commission banned commercial whaling in 1986 to protect the species, these countries have each used loopholes to continue the practice.
Whales communicate using vocalizations and body language; their vocal communication includes clicks, whistles and pulsating sounds, while they send other messages through movements of their tails and fins. Whales use communication for social purposes as well as navigati...