Konrad Wothe / Booted Racket-tail (Ocreatus underwoodii) feeding on flower nectar, Ecuador

Rolf Nussbaumer / Booted Racket-tail hummingbird (Ocreatus underwoodii) male flying, feeding from flower, Mindo, Ecuador, Andes, South America, January

Ingo Arndt / White-bellied woodstar (Chaetocercus mulsant) and Booted racket-tail (Ocreatus underwoodii) female. Hummingbirds necaring on flower. Western slope of Andes, Ecuador. October.

Ingo Arndt / Booted racket-tail hummingbird (Ocreatus underwoodii) male flying below flower. Western slope of Andes, Ecuador. October.

E.J. Peiker/ BIA / Booted Racket-tail (Ocreatus underwoodii) hummingbird feeding on flower nectar, Ecuador

Konrad Wothe / Booted Racket-tail (Ocreatus underwoodii) feeding on flower nectar, Ecuador

Konrad Wothe / Booted Racket-tail (Ocreatus underwoodii) feeding on flower nectar, Ecuador

Lucas Bustamante / Buff-tailed coronet (Boissonneaua flavescens) and female Rufous booted racket tail (Ocreatus underwoodii addae) fighting in flight, Mashpi, Pichincha, Ecuador.

Lucas Bustamante / Booted racket tail (Ocreatus underwoodii) two males fighting in flight, Mindo, Pichincha, Ecuador.

Mary McDonald / Rufous-booted racquet-tail (Ocreatus underwoodii peruanus) male hummingbird landing, Amazonian foothill forest, Ecuador. April.

Melvin Grey / Booted racket-tail (Ocreatus underwoodii melanantherus) adult male perched on moss-covered branch situated near feeder, Mindo Loma, Ecuador. February.

Glenn Bartley/ BIA / Booted Racket-tail (Ocreatus underwoodii) hummingbird feeding on flower nectar, Ecuador