Gap Fill - Eggs - Level 0


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   better      different      eggs      eggs      fliers      length      male      most      oval      owls      professor      round      rounder      roundest      scientists      sea      shape      species      why      wrong  
Scientists know birds' eggs are shapes. People once said chicks came from eggs, but that was . Scientists say the makes birds fly . A said birds have changed to lay that have different shapes - from a owl's egg to a pointy sandpiper egg.

The looked at 50,000 from 1,400 different bird . They looked at the shape, and height of the eggs. Birds with the -oval-shaped eggs were the best . Hummingbirds have the most--shaped eggs; have the eggs; and birds have the pointiest eggs.

Try the Eggs - Level 1 gap fill.

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