A small, light-emitting shark gouges cookie-shaped plugs out of bigger animals attracted by its dark, fish-shaped chin patch.
References:
Widder, E.A. In Press. A predatory use of counterillumination by the squaloid shark, Isistius brasiliensis. Environmental Biology of Fishes.
Further Readings:
Milius, S. 1998. Red-flashing fish have chlorophyll eyes. Science News 153(June 6):359.
Pennisi, E. 1994. Jellyfishs glow reveals heads beginnings. Science News 145(June 4):358.
Travis, J. 1996. Following the inner light. Science News 150(Oct. 5):220.
______. 1996. An illuminating partnership for squid. Science News 150(Sept. 14):167.
Widder,E.A. In Press. Bioluminescence. In Adaptive Mechanisms in the Ecology of Vision, S.N. Archer, et al., eds. London: Chapman & Hall.
Sources:
Margo G. Haygood
Scripps Institution of Oceanography
Mailstop Code 0202
University of California, San Diego
9500 Gilman Drive
La Jolla, CA 92093-0202Edith A. Widder
Harbor Branch Oceanographic Institution
5600 US 1 North
Fort Pierce, FL 34946
8/1/98
copyright 1998 ScienceService