Rosa, a female Hook-billed Kite was banded and tagged in 2023 and this year is nesting!

From October 28th to November 3rd, 2022, we held our 1st Basic Course on Bird Banding in Costa Rica, taught jointly by Proyecto Cerúlea...

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

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

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

When catching birds for banding sometimes we recapture individuals which we had banded previously and when this happens we can recognize...

The past three days have brought an explosion of Cerulean Warblers to Las Brisas. Flocks of more than ten individuals, mostly adults,...

Bird migration this year from North America has been behind schedule due to the intense hurricane activity in the Caribbean. Debido a la...

Today was a very hot and steamy day with very little activity in the nets, however every day is different and there is always something...

One of the aspects about a bird's life we can learn through banding is longevity. Uno de los aspectos de la vida de las aves que podemos...