Ads
related to: grey reef shark countershading rod and reel combowalmart.com has been visited by 1M+ users in the past month
3579 S High St, Columbus, OH · Directions · (614) 409-0683
Search results
Results from the WOW.Com Content Network
The grey reef shark or gray reef shark (Carcharhinus amblyrhynchos, sometimes misspelled amblyrhynchus or amblyrhinchos) [2] is a species of requiem shark, in the family Carcharhinidae. One of the most common reef sharks in the Indo-Pacific , it is found as far east as Easter Island and as far west as South Africa .
Ibexes are effectively flattened by countershading, making them nearly invisible against a desert background. There are three in the image. Countershading is observed in a wide range of animal groups, both terrestrial, such as deer, and marine, such as sharks. [17] It is the basis of camouflage in both predators and prey. [18]
This grey reef shark demonstrates countershading, with its darker dorsal surface and lighter ventral surface. Sharks may have a combination of colors on the surface of their body that results in the camouflage technique called countershading. A darker color on the upper side and lighter color on the underside of the body helps prevent visual ...
Countershading is widely used by terrestrial animals, such as gazelles [94] and grasshoppers; marine animals, such as sharks and dolphins; [95] and birds, such as snipe and dunlin. [96] [97] Countershading is less often used for military camouflage, despite Second World War experiments that showed its effectiveness.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Bignose shark: Carcharhinus altimus (S. Springer, 1950) Near threatened 2.7–2.8 m (8.9–9.2 ft) possibly 3 m (9.8 ft) Graceful shark: Carcharhinus amblyrhynchoides (Whitley, 1934) Vulnerable 1.7 m (5.6 ft) Grey reef shark: Carcharhinus amblyrhynchos (Bleeker, 1856) Endangered Mostly less than 1.9 m (6.2 ft) maximum 2.6 m (8.5 ft) Pigeye shark
Ads
related to: grey reef shark countershading rod and reel combowalmart.com has been visited by 1M+ users in the past month
3579 S High St, Columbus, OH · Directions · (614) 409-0683