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
![insect egg shapes](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/07/061719_yao_insecteggs_feat.jpg?fit=860%2C460&ssl=1)
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