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The swordfish (Xiphias gladius), also known as the broadbill [5] in some countries, are large, highly migratory predatory fish characterized by a long, flat, pointed ...
Examples are swordfish, seals and gannets. Apex predators, such as orcas, which can consume seals, and shortfin mako sharks, which can consume swordfish, make up a fifth trophic level. Baleen whales can consume zooplankton and krill directly, leading to a food chain with only three or four trophic levels.
The eye of a swordfish can generate heat to better cope with detecting their prey at depths of 600 metres ... Fish vision shows adaptation to their visual environment
These include swordfish, shark, albacore tuna, yellowfin tuna, tilefish and Spanish mackerel, according to the FDA. If you can, avoid or limit eating farm-raised seafood and always opt for wild ...
If this is a problem with dolphins it is an even greater problem with billfish such as swordfish, which swim and accelerate faster than dolphins. In 2009, Taiwanese researchers from the National Chung Hsing University introduced new concepts of "kidnapped airfoils and circulating horsepower" to explain the swimming capabilities of swordfish ...
Other detrimental effects include alterations of rivers which have changed the natural flow, and resulted in the loss of spawning habitat and nursery areas. American paddlefish have been extirpated from much of their Northern peripheral range, including the Great Lakes and Canada, New York, Maryland and Pennsylvania. There is growing concern ...
The marlins are Istiophoriform fish, most closely related to the swordfish (which itself is the sole member of the family Xiphiidae). The carangiformes are believed to be the second-closest clade to marlins. Although previously thought to be closely related to Scombridae, genetic analysis only shows a slight relationship.
Latest on the fire fight. A series of blazes ripped through the Los Angeles area starting on Jan. 7. Hurricane-like winds initially propelled flames and embers through neighborhoods. The blazes ...