John Hopkins

2019 Mexico

Taken 4-Apr-19

Visitors 14

Thumbnails

Info

Categories & Keywords

Category:

Subcategory:

Subcategory Detail:

Keywords:

Photo Info

Dimensions5224 x 3483

Original file size8.6 MB

Image typeJPEG

Color spacesRGB

Date taken4-Apr-19 08:41

Date modified3-Jun-19 22:50

Shooting Conditions

Camera makeCanon

Camera modelCanon EOS 7D Mark II

Focal length176 mm

Max lens aperturef/5

Exposure1/3200 at f/5.6

FlashNot fired, compulsory mode

Exposure bias-2/3 EV

Exposure modeAuto

Exposure prog.Aperture priority

ISO speedISO 200

Metering modeSpot

Post-roosting flocks.....

....mostly Brown-headed Cowbirds but with some Blackbirds. Presumably these are like the pre-roosting aerial manoeuvres and are to reduce the risks from predators.