In a bird species A, the male alone builds the nest, incubates the eggs and feeds the nestling. In bird species B, it is the female that does all that. In bird species C, both sexes contribute equally to the above activities. In species A and B, the uninvolved partner may fly away and mate again. Which sex among A, B and C is most likely to develop colorful plumage during breeding season?

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#Question id: 16786

#Section 3: Mathematics and Quantitative Ecology

What is the median of 7.1, 3.2, 5.8, 8.9, 6.5, 10.2, 9, 12.5 

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#Question id: 12334

#Section 1: Ecology

If a meteor impact or volcanic eruption injected a lot of dust into the atmosphere and reduced the sunlight reaching Earth's surface by 70% for one year, all of the following marine communities most likely would be greatly affected except

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#Question id: 4639

#Section 2: Evolution

If the HMS Beagle had completely bypassed the Galapagos Islands, Darwin would have had a much poorer understanding of the

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#Question id: 16780

#Section 3: Mathematics and Quantitative Ecology

Find the Median of the following grouped data. 

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#Question id: 11055

#Section 2: Evolution

Poison arrow frogs have brightly coloured skin patterns of blue, orange, yellow and red. This skin adornment is an example of what kind of defense against predation?