Why some insect eggs are spherical while others look like hot dogs
A new database is helping scientists test ideas of how the diverse forms have evolved
DIFFERENT STARTS Clockwise from top left, here are eggs of an imperial hairstreak butterfly (Jamelnus evagoras), a two-spotted cricket (Gryllus bimaculatus), a milkweed bug (Oncopeltus fasciatus) and a Hawaiian fly (Drosophila mimica).
S.H. Church and S. Donoughe