![Black-Collared Hawk, Pantanal, Mato Grosso, Brazil, South America / (Busarellus nigricollis Stock Photo - Alamy Black-Collared Hawk, Pantanal, Mato Grosso, Brazil, South America / (Busarellus nigricollis Stock Photo - Alamy](https://c8.alamy.com/comp/FGJRN9/black-collared-hawk-pantanal-mato-grosso-brazil-south-america-busarellus-FGJRN9.jpg)
Black-Collared Hawk, Pantanal, Mato Grosso, Brazil, South America / (Busarellus nigricollis Stock Photo - Alamy
![SOUNDS BLACK-COLLARED HAWK sings from his observation point, BUSARELLUS NIGRICOLLIS, GAVIÃO BELO. - YouTube SOUNDS BLACK-COLLARED HAWK sings from his observation point, BUSARELLUS NIGRICOLLIS, GAVIÃO BELO. - YouTube](https://i.ytimg.com/vi/Tr-3Hyf6BnA/maxresdefault.jpg)
SOUNDS BLACK-COLLARED HAWK sings from his observation point, BUSARELLUS NIGRICOLLIS, GAVIÃO BELO. - YouTube
![A Young black-collared hawk, Busarellus nigricollis, perched on a tree branch. Mato Grosso Do Sul State, Brazil Stock Photo - Alamy A Young black-collared hawk, Busarellus nigricollis, perched on a tree branch. Mato Grosso Do Sul State, Brazil Stock Photo - Alamy](https://c8.alamy.com/comp/2H13MFC/a-young-black-collared-hawk-busarellus-nigricollis-perched-on-a-tree-branch-mato-grosso-do-sul-state-brazil-2H13MFC.jpg)
A Young black-collared hawk, Busarellus nigricollis, perched on a tree branch. Mato Grosso Do Sul State, Brazil Stock Photo - Alamy
![Female of Black-collared Hawk Busarellus nigricollis with nestling in... | Download Scientific Diagram Female of Black-collared Hawk Busarellus nigricollis with nestling in... | Download Scientific Diagram](https://www.researchgate.net/publication/316990917/figure/fig4/AS:669079442558992@1536532378775/Female-of-Black-collared-Hawk-Busarellus-nigricollis-with-nestling-in-nest-2-lined-with.png)