It could possibly be blood- are there reddish brown splotches on the perches? If so, they might have a foot injury. Watch them closely for signs of unusual behavior, and if they appear to be in pain, take them to a vet.
For sanitation purposes, you'll want to wash those perches.
after their first molt, the males will have red cheeks and will keep them the females dont
Red Zebra Broadcasting was created in 2006.
No, it has no affect on them.
To effectively keep red-winged blackbirds away from your feeders, you can try using feeders with smaller perches or openings that are not suitable for them, placing feeders in more open areas away from bushes or trees where they like to perch, or using feed designed specifically for smaller birds like finches.
Well, The Male Zebra Danio are usually "Smaller and Slimmer" while the Females are Bigger especially when they are going to have fry.
bloody zebra??
house finch, gold finch, purple finch, zebra finch, parrot finch, society finch, bengalese finch, lady gouldian finch, spice finch, red bow firetail finch, canary finch, Australian finch
Red tails are hawks of open country and cut over forests, where they sit on elevated perches and watch for prey.
yes
an exploding zebra
no
Male zebra finches typically have brighter and more colorful plumage, with orange cheek patches, while females have duller coloring. Additionally, males typically have a thicker bill and sing more frequently than females. DNA or surgically probing under the feathers can definitively determine the sex of a zebra finch.