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Ants in Winter: Part 2 Pogonomyrmex in Arizona

In the last post, I looked at carpenter ants overwintering in upstate New York.

Here is Chandler, Arizona the temperatures the day this was taken ranged from a low of 45° F (7° C) to a high of 78° F (26° C). What are the ants doing here?

Any activity at this Pogonomyrex harvester ant nest?

Can you [...]

Ants in Winter: Part 1 Camponotus in Diapause

Last week I got a peek at where Camponotus pennsylvanicus carpenter ants spend the winter.

The temperatures were hovering around freezing in upstate New York, where I was helping someone spit firewood.

When the wood split, occasionally we would find tunnels, hardly more than grooves in the wood, packed with ants. Although the ants look like they [...]

Harvesters are still active

Even though it was cold enough to wear a jacket, the harvester ants were still active at the San Pedro River area.

This is the day after Thanksgiving.

Funny, the leafcutters were moving very slowly at much higher temperatures over a month before.

Seed Cache

The ants are still active here, but I haven’t had much to report. In an effort to get back in the swing of things, I will be posting some short notes.

Do you know what this is? I tipped over a rock near a Southern fire ant nest and found this cache of tiny seeds. It [...]