Why Aren't Mammals More Colorful

Why Aren't Mammals More Colorful

Assessment

Interactive Video

Science, Biology

11th Grade - University

Hard

Created by

Quizizz Content

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The video explores why mammals are generally less colorful than other animals, tracing the evolutionary reasons back to the Mesozoic Era. It explains how pigments like melanin contribute to mammal coloration and discusses the limited color vision in most mammals compared to other species. The nocturnal lifestyle of early mammals during the dinosaur era led to a genetic bottleneck, affecting their color vision and UV protection. Primates, including humans, have evolved better color vision, allowing for more vibrant coloration. Despite these limitations, humans can add color through clothing.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What evolutionary reasons contribute to the subdued coloration of mammals compared to other animals?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do the pigments melanin and theomelanin differ in terms of the colors they produce?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

In what ways do primates differ from most mammals regarding color vision?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the nocturnal bottleneck hypothesis in the evolution of mammals?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What adaptations did mammals undergo during the Mesozoic Era to survive alongside dinosaurs?

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