Short-eared Owl, Asio flammeus "IMG_4812-9.jpg" by Joanne Goldby via Flickr, Creative Commons Attribution ShareAlike.

Long-eared Owl, Asio otus ""No!"" by Peter G Trimming via Flickr, Creative Commons Attribution.

Taxonomy:

Asio abyssinicus (Add)

Asio abyssinicus abyssinicus (Add)
Asio abyssinicus graueri (Add)

Asio capensis (Add)

Asio capensis capensis (Add)
Asio capensis hova (Add)
Asio capensis tingitanus (Add)

Asio clamator (Add)

Asio clamator clamator (Add)
Asio clamator forbesi (Add)
Asio clamator midas (Add)
Asio clamator oberi (Add)

Short-eared Owl, Asio flammeus

Asio flammeus bogotensis (Add)
Asio flammeus domingensis (Add)
Asio flammeus flammeus (Add)
Asio flammeus galapagoensis (Add)
Asio flammeus pallidicaudus (Add)
Asio flammeus ponapensis (Add)
Asio flammeus portoricensis (Add)
Asio flammeus sandwichensis (Add)
Asio flammeus sanfordi (Add)
Asio flammeus suinda (Add)

Madagascar Owl, Asio madagascariensis (Add)
Long-eared Owl, Asio otus

Asio otus canariensis (Add)
Asio otus otus (Add)
Asio otus tuftsi (Add)
Asio otus wilsonianus (Add)

Asio stygius (Add)

Asio stygius barberoi (Add)
Asio stygius lambi (Add)
Asio stygius noctipetens (Add)
Asio stygius robustus (Add)
Asio stygius siguapa (Add)
Asio stygius stygius (Add)

Fearful Owl, Nesasio solomonensis (Add)

Jamaican Owl, Pseudoscops grammicus (Add)