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A '''zoo''' is a place where animals are kept in some form of cage to be viewed by human beings in a safe environment.  Some zoos are open-air, and some keep animals in fairly enclosed spaces. A special kind of zoo is the [[petting zoo]], where people and children are allowed to touch and pet the animals.

A '''zoo''' or '''zoological park''' is a place where animals are kept in some form of cage to be viewed by human beings in a safe environment.  Some zoos are open-air, and some keep animals in fairly enclosed spaces. A special kind of zoo is the [[petting zoo]], where people and children are allowed to touch and pet the animals.

Petting zoos typically include [[llama]]s, [[goat]]s, and [[kangaroo]]s (in [[Australia]]), obviously they cannot include dangerous animals such as [[lions]] and [[tigers]] and [[bears]], or [[jellyfish]].

Petting zoos typically include [[llama]]s, [[goat]]s, and [[kangaroo]]s (in [[Australia]]).

The most famous zoos in the world are probably the [[San Diego Zoo]], the [[Berlin Zoo]], the London Zoo, the [[Woodland Park Zoo]] in [[Seattle]], and the [[National Zoo]] in [[Washington, D.C.]].

The most famous zoos in the world are probably the [[San Diego]] Zoo, the [[Berlin]] Zoo, the [[London]] Zoo, the Woodland Park Zoo in [[Seattle]], and the National Zoo in [[Washington, D.C.]].

[[Category:Zoos]]

[[Category:Zoology]]