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Mutualisms, such as those that occur among plants and pollinators, generally involve large numbers o
Although large, the cougar is more closely related to smaller felines.
Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o
Flow Patterns and Large-Scale Weather