animal plankton
81cirripede — ▪ crustacean Introduction any of the marine crustaceans of the infraclass Cirripedia (subphylum Crustacea). The best known are the barnacles. Adult cirripedes other than barnacles are internal parasites of marine invertebrates such as crabs …
82List of Beanie Babies — Contents Numbered · A · B · C · D · E · F · G · H · I · J · …
83Trophic level — First trophic level The plants in this image, and the algae and phytoplankton in the lake, are primary producers. They take nutrients from the soil or the water, and manufacture their own food by photosynthesis, using energy from the sun. The… …
84Zooplankton — A copepod (Calanoida sp.) Zooplankton  / …
85feeding behaviour — Any action of an animal directed toward obtaining nutrients. Each species evolves methods of searching for, obtaining, and ingesting food for which it can successfully compete. Some species eat only one type of food, others a variety. Among… …
86Oyster — For other uses, see Oyster (disambiguation). Crassostrea gigas from the Marennes Oléron basin in France The word oyster is used as a common name for a number of distinct groups of bivalve molluscs which live in marine or brackish habitats. The… …
87Kobuk River — The Kobuk River is approximately convert|280|mi|km|0|lk=on long, located in the Arctic region of northwestern Alaska in the United States. [USGS Geographic Names Information System (GNIS). [http://geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO… …
88Marine pollution — While marine pollution can be obvious, as with the marine debris shown above, it is often the pollutants that cannot be seen that cause most harm. Marine pollution occurs when harmful, or potentially harmful effects, can result from the entry… …
89cephalopod — /sef euh leuh pod /, n. 1. any mollusk of the class Cephalopoda, having tentacles attached to the head, including the cuttlefish, squid, and octopus. adj. 2. Also, cephalopodic, cephalopodous /sef euh lop euh deuhs/. belonging or pertaining to… …
90zooplankton — /zoh euh plangk teuhn/, n. the aggregate of animal or animallike organisms in plankton, as protozoans. Cf. phytoplankton. [1900 05; ZOO + PLANKTON] * * * Small floating or weakly swimming animals that drift with water currents and, with… …
