Each Dorsal Feather Group Of A Great Blue Heron On Display
A trip to Bear River MBR yesterday morning resulted in a single photo that strikes my fancy.
Tag: david sibley
Response From David Sibley Regarding A Question Of Accuracy About Some Of His Illustrations
Last week I brought into question the accuracy of some of the illustrations in the Sibley Guide To Birds. David Sibley has responded.
Comparing Juvenile And Adult Western Kingbirds (and a question of field guide accuracy)
Sometimes what I see in the field and in my images doesn’t match very well with what I see in field guides. This is an example.
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Response From David Sibley Regarding A Question Of Accuracy About Some Of His Illustrations
Last week I brought into question the accuracy of some of the illustrations in the Sibley Guide To Birds. David Sibley has responded.
Comparing Juvenile And Adult Western Kingbirds (and a question of field guide accuracy)
Sometimes what I see in the field and in my images doesn’t match very well with what I see in field guides. This is an example.