Latest Migration

Last night, upon locking up the front doors, we discovered the inside hallway walls covered with teeny, tiny flying insects.  They jumped around, and I was worried that somehow fleas had invaded us.

If anyone (does anyone read this??) can identify, let me know.  They are about 1/2 cm. long, without the antennae.

Here is a picture of the dead carcasses on the back doorstep:

Here is a close-up, taken through our magnifying tweezer lens:

And here is an idea of scale: