Q. I saw a photo of different kinds of bird eggs and noted not only the obvious, that smaller birds lay smaller eggs, but also that some bird eggs are ...

An egg-shape trend found among birds shows up in miniature with very protective bug parents. Elongated eggs fit more compactly under mom.

Once an egg hatches, the larva starts to feed, ... There are several different kinds of insects that form galls, and each species of gall-forming insect produces its own unique gall.

The first group is those with complete metamorphosis, where the insect moves through four growth stages, from eggs to larvae (with three to five sub-stages here) to pupae to adults. The larvae may ...

Q. I saw a photo of different kinds of bird eggs and noted not only the obvious, that smaller birds lay smaller eggs, but also that some bird eggs are elongate, whereas others are more rounded.