Category Archives: Formicidae

Ants. More than 12,000 species worldwide. Ants form colonies with castes of “workers”, “soldiers”, “drones”, and “queens”; exhibit division of labor, chemical communication.

Leafcutter ants on corn

North American corn farmers certainly have their share of insect pests to worry about. Between corn borer, earworm, armyworm, and rootworm, there isn’t much of the plant that isn’t vulnerable to attack by at least one of these insects. Argentina … Continue reading

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Predator or Prey?

Everyone knows that tiger beetles are predators, but look closely at the underside of the head of this female Ellipsoptera hamata lacerata (Gulf Beach Tiger Beetle), photographed in a coastal marsh in Dixie Co., Florida earlier this month.  See the ant head attached by … Continue reading

Posted in Cicindelidae, Coleoptera, Formicidae, Hymenoptera | Tagged , , , , , , , , | 23 Comments

Bichos Argentinos #10 – Friday Formicine

One of the insects I saw abundantly during my visit last month to La Reserva Ecológica Costanera Sur (Buenos Aires, Argentina) was this species of black ant that looks well enough like one of our typical North American species. They were quite … Continue reading

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Bichos Argentinos #2 – Pseudomyrmex sp.

One of the insects I tracked at La Reserva Ecológica Costanera Sur in Buenos Aires, Argentina last weekend was this twig ant in the genus Pseudomyrmex.  I had noticed these slender, wasp-like ants previously on trips to the U.S. desert southwest, but … Continue reading

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Brazil Bugs #15 – Formiga-membracídeos mutualismo

Of the several insect groups that I most wanted to see and photograph during my trip to Brazil a few weeks ago, treehoppers were near the top of the list.  To say that treehoppers are diverse in the Neotropics is … Continue reading

Posted in Formicidae, Hemiptera, Hymenoptera, Membracidae | Tagged , , , , , , , , , , | 49 Comments

Brazil Bugs #11 – Formigas cortadeiras

This week is Army Ant Week, and while Alex Wild’s stunning photographs of this diverse and charismatic group reign supreme, some of the cooler bug bloggers are nevertheless getting into the spirit of things with army ant posts of their own.  … Continue reading

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Brazil Bugs #9 – Formiga hostil

I found this ant crawling over the blossoms of the Ixora shrubs on the grounds of my hotel in Campinas (São Paulo state). Normally I wouldn’t even try to identify a South American ant, but the individual quickly and easily keyed out … Continue reading

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