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Practice Using Dichotomous Keys

1a	Print width greater than 4 in	Go to 2
1b	Print width less than 4 in	Go to 3

2a	Heavy dew claw print below print	Caribou
2b	Shadowed dew claw print below print	Moose

3a	Tip of hoof rounded	Mountain Goat
3b	Tip of hoof pointed	Pronghorn (Antelope)

1. According to the key, the hoof prints pictured above belong to a-