Birds

Birds

Birds are in the class Aves. All birds have the following key features: they are endothermic (warm-blooded), have two legs, and lay eggs.

CK-12 (Middle School)

ESSENTIAL QUESTION:

STANDARDS:
RST.2 - Main Ideas, RST.1 - Analysis & Evidence

DEPTH OF KNOWLEDGE (DOK) LEVELS:

2,3
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