Costa Rica | Cerulea.org

Ceruleans with Motus transmitters in Costa Rica!

One of the objectives of the recent workshop held at Las Brisas Nature Reserve was the deployment of Motus compatible transmitters on...

I Workshop on Advanced Techniques for Migratory Bird Research- Costa Rica

From the 27th of August to the 05th of September 2021, in conjunction with SELVA, we organized the first workshop on Advanced Techniques...

Followers in the nets

Army ants are nomadic, constantly moving in search of arthropods which they catch to feed the larvae in their colony. When this happens,...

The tanager with the unknown sex

White-shouldered Tanagers show sexual dimorphism: males and females have a different plumage. Females are mostly greenish with a bit of a...