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About 35 species of extant canids are currently recognized. Canids are the most social of all caniforms, sometimes living in packs. The dog is the most diverse of all mammals in terms of body structure variants. [citation needed] Family Ursidae (bears) is the largest of all the land caniforms. Eight species are recognized, divided into five genera.
Ali Majdfar - Getty Images. Wolf spider. What they look like: With over 200 species of wolf spiders crawling around, it’s no wonder that they range in size and appearance. “The largest species ...
Some spiders care for their young, for example a wolf spider's brood clings to rough bristles on the mother's back, [13] and females of some species respond to the "begging" behaviour of their young by giving them their prey, provided it is no longer struggling, or even regurgitate food. [51]
Domestication is a gradual process, so there is no precise moment in the history of a given species when it can be considered to have become fully domesticated. Zooarchaeology has identified three classes of animal domesticates: Pets (dogs, cats, ferrets, hamsters, etc.) Livestock (cattle, sheep, pigs, goats, etc.)
Four classes of arthropods each provide multiple examples, including sea spiders (with 4 to 6 leg pairs, [11] providing two examples) and pauropods (adults with 8 to 11 leg pairs, [12] providing four examples), but most of the examples listed are either millipedes (adults with 11 to 653 leg pairs) [5] [1] or centipedes (adults with 15 to 191 ...
Canidae is a family of mammals in the order Carnivora, which includes domestic dogs, wolves, coyotes, foxes, jackals, dingoes, and many other extant and extinct dog-like mammals. A member of this family is called a canid; all extant species are a part of a single subfamily, Caninae, and are called canines. They are found on all continents ...
There are a few larger spider species, including wolf spiders and fishing spiders, that might get aggressive and bite humans if they're provoked. But bites from these spiders aren't dangerous.
search for spider pictures with a free license, upload own pictures (and determine the type where possible); but it could also help to ask people that have nice pictures online if they are willing to publish them under an open license; example; Mine the Commons for spider images (commons:Category:Unknown spiders). People have put in loads of ...