A narrow strip of Chusquea subtessellata surrounding Cerro Chai at Las Alturas De Coton.
A stinky pentatomid that Cristian swatted out of the sky at Las Alturas. The orange-ish fluid it excreted covers Cristian’s hands and was poignant.
At about 2100 m, overlooking and within La Amistad International Park. I’ve previously posted a little about the area and hike here.
Under a log around the Las Alturas field station, Cristian found this predatory, land planarian. These flatworms are predators of other invertebrates, including snails and slugs, and kill their prey, more-or-less, by vomiting digestive juices onto them… then sucking up the slurry. That said, they are harmless to humans as free-living organisms, unlike many other species in the animal phylum Platyhelminthes, which are parasitic.
I’m aware of one important invasive land planarian, and had seen some in Palo Verde, but there appears to be very little information concerning land planarians of Costa Rica. Indeed, a Google Scholar search produced a couple of papers, most of which were written before 1970.
Another individual found at Las Cruces on the tourist cabins: