Blue Whale Appearance Facts. They are long and slender. Blue whales aren’t as blue as they seem in deep waters, it’s an effect caused by sunlight and the depth of the ocean around.

10 interesting blue whale facts for kids. In fact their tongue alone can weigh as much as an elephant. The mouth of the blue whale contains a row of plates that are fringed with ‘baleen’, which are similar to bristles.
We have gathered a complete set of blue whale facts for kids that includes all the blue whale information that kids would want to know.
Blue whale facts for kids: Description of the blue whale. A blue whale’s tongue weighs as much as an african forest elephant and its heart is at least the size of a golf cart. The blue whale is the largest animal ever to have lived on earth.