Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of ________.

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#Question id: 16832

#General Aptitude

Which figure is a rotation of the object?

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#Question id: 11257

#Section 1: Ecology

Close examination of the yucca-yucca moth mutualism has shown that what appear to be coevolved traits may have been __________ that were critical to the establishment of the mutualism in the first place.

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#Question id: 10248

#Section 4: Behavioural Ecology

Factors involved in an animal’s foraging "strategy" are

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#Question id: 3285

#Section 2: Evolution

Natural selection continually operates on each species to keep up with improvements made by competing species; each species’ environment deteriorates as its competitors evolve new adaptations. This is known as

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#Question id: 12415

#Section 1: Ecology

A dynamic life table