Remove Blackbirds Remove Breeding Remove Costa Rica Remove Raised
article thumbnail

Signs of Spring Migration in Costa Rica

10,000 Birds

The Red-shouldered Hawks , the quick flapping Accipiters and the legions of blackbirds and ducks moved through the cool airs of March and April but the orioles, grosbeaks, and wood-warblers wouldn’t show up until the trees had their buds and many had their leaves. Baltimore Oriole- one of the more common wintering birds in Costa Rica.

article thumbnail

Reminders and Perils of Fall Migration in Costa Rica

10,000 Birds

Even if we couldn’t find time to raise the bins at a favorite patch, it only takes momentary glances into the sky and hearing chip notes from the trees to remind us that birds are on the move. High overhead, swallows are going over and in the fields, blackbirds move in undulating flocks. Migration is happening.

article thumbnail

Polygynandry and avian swingers

10,000 Birds

Over the next few days, the Alpine Accentors ( Prunella collaris ) will arrive on their high-Alpine breeding grounds – it is time to start singing, despite that the treeless Alpine landscape is still under metres of snow. all Alpine Accetor photos digiscoped (c) Dale Forbes. all Alpine Accetor photos digiscoped (c) Dale Forbes.

2011 221