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Fish species (IUCN, 2016-2) 15,219 extant species have been evaluated; 12,028 of those are fully assessed [a] 9679 are not threatened at present [b] 2343 to 5534 are threatened [c] 71 to 158 are extinct or extinct in the wild: 65 extinct (EX) species [d] 6 extinct in the wild (EW) 87 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR ...
Ceratoichthys is an extinct genus of lookdown-like prehistoric jackfish that lived during the late Ypresian epoch, of the Early Eocene. It contains a single species, C. pinnatiformis of Monte Bolca, Italy. [1] [2] It and Vomeropsis are the only known members of the extinct subfamily Vomeropsinae. [3] [4]
Size of Nuralagus compared with a European rabbit and a person 5'9" tall. A Nuralagus femur compared to a European rabbit femur.. With a height of half a meter and an estimated weight of 12 kg (26 lb), [1] [2] or 8 kg (18 lb) [3] the species is the largest known lagomorph, being ten times the weight of the average wild European rabbit (Oryctolagus cuniculus) and around double the weight of the ...
An antelope jackrabbit and a purplish-backed jay seen together in Mazatlán. In the United States, the antelope jackrabbit is found in parts of Arizona and states like Chihuahua, Nayarit, Sinaloa and Sonora in Northwestern Mexico. Compared to the other hare species present in North America, the antelope jackrabbit's range is limited.
A few living forms, such as the coelacanth are also referred to as prehistoric fish, or even living fossils, due to their current rarity and similarity to extinct forms. Fish which have become recently extinct are not usually referred to as prehistoric fish. Lists of various prehistoric fishes include: List of prehistoric jawless fish; List of ...
The fish was thought extinct on the Great Lakes for nearly 40 years, and not known to exist in Lake Superior. An early fishery researcher is vindicated. Between 2006 and 2021, USGS collected 602 ...
The U.S. Fish and Wildlife Service and Arizona Game and Fish Department have confirmed the tragic death of Hope, a Mexican gray wolf (F2979) who had been living west of Flagstaff, Arizona, since June.
Fish species (IUCN, 2016-2) 15,219 extant species have been evaluated; 12,028 of those are fully assessed [a] 9679 are not threatened at present [b] 2343 to 5534 are threatened [c] 71 to 158 are extinct or extinct in the wild: 65 extinct (EX) species [d] 6 extinct in the wild (EW) 87 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR ...