Authenticated (09/06/03) by WDCS, The Whale and Dolphin Conservation Society. http://www.wdcs.org
Glossary
Baleen: in some whales, the comb-like fibrous plates hanging from the upper jaw that are used to sieve food from sea water. These are often referred to as whalebone.
Gestation: the state of being pregnant; the period from conception to birth.
Planktonic: aquatic organisms that drift with water movements; may be either phytoplankton (plants), or zooplankton (animals).