Bat wing mite

Bat Wing Mite (Periglischrus paracaligus), a parasite of Tequila bat Leptonycteris yerbabuenae.These mites depend strictly on host body to complete their life cycle (obligate parasites) and host contact for dispersal.Photo by D. Zamora.

Aquatic worm

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Ceiba pollen

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When I spilled coffee over the water sample.

Insect wing

Insect wing found in pollen samples taken from a nectarivorous bat of the genus Glossophaga Marisol Martínez

Ipomea pollen

Unstained Ipomea pollen grain taken directly from Leptonycteris nivalis (Greater long-nosed bat) fur at Cueva del Diablo, central Mexico. Photo Ana Ibarra  

Ipomea sp.

Pollen grains of Ipomea sp. taken from an individual of Leptonycteris nivalis in the Devil’s Cave, Morelos. This cave is the only known reproduction cave for the species.   Photo by Marisol Martínez


This larvae collected in Mexico City with characteristic snake-like motion is a member of the Ceratopogonidae family (biting midges). In some species, the larvae feed on microorganisms but most are predators of small to large invertebrates. Basically this larvae bite into the side of the prey, chew a hole through the cuticle and proceed to…

Seed Piper auritum

This is a seed collected from excrements from a Sowell’s Short-tailed Bat (Carollia sowelli) at a site in the Selva Lacandona in Chiapas, Mexico. This particular bat species has a wide distribution ranging from Mexico to Panama and is mostly found in secondary forest areas where it feeds on fruits of Piper and Cecropia. Ivar Vleut


This animal belongs to the Phyllum Rotifera, (Latin <em>rota</em>: wheel + Latin <em>fera</em>: those that bear) derive their name from the characteristic ciliated crown, or corona, that you can see beating in this drop of water that I collected after a heavy rain in Mexico City. You can see this ciliated crown which gives the…

Pinus sp.

Pollen grain of Pinus sp.  These grain was found as a polluting agent in a sample that was taken from the coat of a lesser long-nosed bat (Leptonycteris yerbabuenae) that was caught in Jaslico as part of the Bat Friendly proyect. It was used gelatin fuchsin to trap and dyeing pollen grains. Photo by Marisol…

Calliandra tergemina

Pollen grains of the species Calliandra tergemina. Sample was taken from the coat of a Mexican long-tongued bat (Choeronycteris mexicana) that was caught in the botanical garden of the UNAM, Mexico City. it was used gelatin fuchsin to trap and dyeing pollen grains. Photo by Marco Reyes