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Spotted eagle ray. The spotted eagle ray ( Aetobatus narinari) is a cartilaginous fish of the eagle ray family, Aetobatidae. As traditionally recognized, it is found globally in tropical regions, including the Atlantic, Pacific and Indian Oceans. Recent authorities have restricted it to the Atlantic (including the Caribbean and Gulf of Mexico ...
Animal navigation is the ability of many animals to find their way accurately without maps or instruments. Birds such as the Arctic tern, insects such as the monarch butterfly and fish such as the salmon regularly migrate thousands of miles to and from their breeding grounds, [ 1] and many other species navigate effectively over shorter distances.
Hearing, vibration, and the lateral line. Hearing is an important sensory system for most species of fish. For example, in the family Batrachoididae, males use their swim bladders to make advertisement calls which females use to localize males. Hearing threshold and the ability to localize sound sources are reduced underwater, in which the ...
Ray was born Aldo Da Re in Pen Argyl, Pennsylvania, to an Italian family with five brothers (Mario, Guido, Dante, Dino, and Louis) and one sister (Regina).His brother Mario Da Re (1933-2010) lettered in football at USC from 1952 to 1954 and appeared as a contestant on the May 12, 1955, edition of Groucho Marx's NBC-TV quiz show You Bet Your Life. [1]
Underwater vision. Scuba diver with bifocal lenses fitted to a mask. Underwater vision is the ability to see objects underwater, and this is significantly affected by several factors. Underwater, objects are less visible because of lower levels of natural illumination caused by rapid attenuation of light with distance passed through the water.
View of the ocean with two ships: one in the foreground and one to the left of it on the horizon. Historically, the distance to the visible horizon has long been vital to survival and successful navigation, especially at sea, because it determined an observer's maximum range of vision and thus of communication, with all the obvious consequences for safety and the transmission of information ...
Harold & Kumar Go to White Castle: co-production with Senator International: September 10, 2004: Cellular: co-production with Electric Entertainment: October 8, 2004: Raise Your Voice: U.S. distribution only October 29, 2004: Birth: with Fine Line Features November 12, 2004: After the Sunset: December 8, 2004: Blade: Trinity: co-production with ...
We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...