Types of Reptiles | 4 Different Kinds of Reptiles | Orders of . . . This reptile order contains just one family and only one living species named Tuataras, and they are endemic to New Zealand The oldest fossil recording of this reptile goes back to the Middle Triassic, around 240 million years ago Most reptiles in this order are extinct now
Deuterostomes - SUNY Orange Deuterostomes There are two groups of coelomate animals: protostomes and deuterostomes Although protostomes compose the majority of animals in both fossil and modern communities, most of this course will be spent studying the deuterostomes, especially the vertebrates
29. 2B: Gnathostomes - Jawed Fishes - Biology LibreTexts Osteichthyes: Bony Fishes Members of the clade Osteichthyes, also called bony fish, are characterized by a bony skeleton The vast majority of present-day fish belong to this group, which consists of approximately 30,000 species, making it the largest class of vertebrates in existence today
Flying and gliding animals - Wikipedia Flying fish There are over 50 species of flying fish belonging to the family Exocoetidae They are mostly marine fishes of small to medium size The largest flying fish can reach lengths of 45 centimetres (18 in) but most species measure less than 30 cm (12 in) in length They can be divided into two-winged varieties and four-winged varieties
Different Types of Respiratory Systems | Biology for Majors II Fish and many other aquatic organisms have evolved gills to take up the dissolved oxygen from water (Figure 3) Gills are thin tissue filaments that are highly branched and folded When water passes over the gills, the dissolved oxygen in water rapidly diffuses across the gills into the bloodstream
Freshwater Threats and Species - National Geographic More than 20 percent of the 10,000 known freshwater fish species have become extinct or imperiled in recent decades Watersheds, which catch precipitation and channel it to streams and lakes, are
Biology 5 Kingdoms of Living Things Classification - Iberdrola This kingdom is one of the most diverse and comprises mammals, fish, birds, reptiles, amphibians, insects, molluscs and annelids, among others Plant kingdom Trees, plants and other species of vegetation make up part of the Plantae kingdom - one of the oldest, and characterised by its immobile, multicellular and eukaryotic nature