1.   If they make a comeback, however, drills are capable of spreading across oyster beds because their eggs hatch into larvae that swim, Ray said.

2.   In early May, when shadbushes bloom, the eggs hatch, and larvae can blow for miles.

3.   The eggs hatch, to her surprise, and the new responsibility allows Amy an unexpected emotional outlet.

4.   The eggs hatch in a few weeks and the youngster -- called a nymph -- drops to the ground and burrows in deep.

5.   The fertilized eggs hatch, and the free-swimming larvae eventually settle to the ocean floor, beginning the sedentary period of their lives.

6.   The woods and fields are relatively safe for about two weeks in August before the eggs hatch and during winter when the ground is frozen.