Search Results for: Mammals
cartilaginous supports for the gills). in terms of number of extant species and absolute numbers of living representatives, the agnathans comprise a very minor segment of the animal world in comparison with the jawed vertebrates, which include fish with hinged jaws, amphibians , reptiles , birds , and mammals
the seas. overview and classification vertebrates (subphylum vertebrata) are generally classified into two groups: the agnatha (jawless vertebrates), and the gnathostomata (jawed vertebrates). the latter group includes fish with hinged jaws and the tetrapods ( amphibians , reptiles , birds , and mammals...
https://www.newworldencyclopedia.org/entry/Agnatha
spurry, greasewood, sagebrush, douglas fir, western hemlock, alaska cedar, big-leaf maple, red alder, and black cottonwood are among the characteristic trees that have been identified in washington. forest and mountain regions support black-tailed and mule deer, elk, and black bear. other native mammals
spurry, greasewood, sagebrush, douglas fir, western hemlock, alaska cedar, big-leaf maple, red alder, and black cottonwood are among the characteristic trees that have been identified in washington. forest and mountain regions support black-tailed and mule deer, elk, and black bear. other native mammals...
https://www.yellowpagesdirectory.com/states/DC
terminology [ edit on wikidata ] the sclera, [help ] also known as the white of the eye, is the opaque, fibrous, protective, outer layer of the human eye containing mainly collagen and some elastic fiber . [ ] in humans, the whole sclera is white, contrasting with the coloured iris , but in other mammals
sclerotic ring . in primitive fish, this ring consists of four plates, but the number is lower in many living ray-finned fishes , and much higher in lobe-finned fishes , various reptiles , and birds . the ring has disappeared in many groups, including living amphibians , some reptiles and fish, and all mammals...
https://en.wikipedia.org/wiki/Sclera