- Auriscalpium villipes, a hydnoid wood decayer found in Isla Escondida
- Bare-faced ibis - Phimosus infuscatus seen in San Agustin
- Beautiful Chaetocalathus liliputianus? fruiting bodies each between 3 to 5 mm seen in El Cedro
- Beautiful Leptonia / Entoloma sp., possibly close to Entoloma calliderma growing in Fin del Mundo
- Beauveria diapheromeriphila, an immature specimen of this stick bug Cordyceps.
- Beauveria diapheromeriphila, the stick bug Cordyceps past prime seen in La Escondida, Putumayo
- Beauveria sp. growing out of a mall grasshopper
- Beauveria sp. on a small grasshopper with scale showing 2.6 cm
- Beauveria sp. on a small grasshopper, Isla Escondida
- bioluminescent trail of the Headlight Elater beetle - Pyrophorus noctilucus
- Bothrops asper - Fer-de-lance winding along river rocks in Isla Escondida
Our guide Bryan Coral Jaramillo searched out this deadly viper. He had encountered it along this creek before. - Bothrops asper - Fer-de-lance head close up, luckily lens and editing creates a proximity that I had not to experience in reality!
- Bothrops asper - Fer-de-lance viper, Isla Escondida
- branch covered in Crepidotus sp. seen in Reserva El Cedro, South Huila, 2000m
- Butterfly resting close to a morpho, seen in Isla Escondida
- Callistodermatium aurantium cap growing on wood seen in El Cedro
- Calostoma cinnabarinum, a weird oak associate in the Boletales growing in Reserva El Cedro, about 2000m asl
- Calostoma cinnabarinum, also knwon as the Stalked puffball-in-aspic in El Cedro
- Calvatia puffball growing in Charguayaco, Pitalito
- Calvatia transect (7cm tall) in Charguayaco, near Pitalito