Search results
Results From The WOW.Com Content Network
Extinct or Alive is an American wildlife documentary television programme produced for Animal Planet by Hot Snakes Media of New York City, the United States.It is hosted by wildlife biologist and television personality Forrest Galante, who travels to different locations around the globe to learn about possibly extinct animals and whether or not there is a chance that they may still be extant. [1]
Forrest Galante (born March 31, 1988) is an American outdoor adventurer and television personality.He primarily seeks out animals on the brink of extinction. He is the host of the television shows Extinct or Alive on Animal Planet and "Mysterious Creatures with Forrest Galante," as well as multiple Shark Week shows.
Stethacanthus is an extinct genus of shark-like cartilaginous fish which lived from the Late Devonian to Late Carboniferous epoch, dying out around 298.9 million years ago. Fossils have been found in Australia, Asia, Europe and North America.
The great white shark is more closely related to the mako sharks (Isurus spp.), with a common ancestor around 4 Mya. [26] [27] Proponents of the former model, wherein megalodon and the great white shark are more closely related, argue that the differences between their dentition are minute and obscure. [28]: 23–25
Stethacanthidae is an extinct family of prehistoric sharks. [1] It is estimated to have existed approximately between 380 and 300 million years ago. Members of this family are noted for their peculiar dorsal fin.
Some sources extend the term "shark" as an informal category including extinct members of Chondrichthyes (cartilaginous fish) with a shark-like morphology, such as hybodonts. Shark-like chondrichthyans such as Cladoselache and Doliodus first appeared in the Devonian Period (419–359 million years), though some fossilized chondrichthyan-like ...
Newborn flapnose houndsharks have white coloured edges on their dorsal, anal and caudal fin. There have only been 30 recorded specimens. Not seen by biologists since 1902, one was captured in 2020 on the show Extinct or Alive. It was tagged with a pop-up tracking sensor and released.
Otodus is an extinct, cosmopolitan genus of mackerel shark which lived from the Paleocene to the Pliocene epoch. The name Otodus comes from Ancient Greek ὠτ-(ōt-, meaning "ear") and ὀδούς (odoús, meaning "tooth") – thus, "ear-shaped tooth".