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Practice Reading: Reading Fill in the Blanks
ID: #50474
Feathers Hard
Instructions
In the text below some words are missing. Drag words from the box below to the appropriate place in the text. To undo an answer choice, drag the word back to the box below the text.
* Drag the correct answer into all target fields
Unique to birds and their dinosaur ancestors, feathers have into impressive biological structures that come in a surprising of colors and forms. In our class, we cover the breadth of feather biology by looking at feathers from a variety of scientific including their anatomy, function, development, and .
diversity
evolved
contradiction
progressed
viewpoints
distinction
evolution
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