They are brothers but I'm not sure.
Bluestar, Redtail, Spottedleaf, Lionheart, tigerclaw, Whitestorm, Darkstripe, Longtail, Runningwind, willowpelt, Mousefur, Dustpaw, Grawpaw, Ravenpaw, Sandpaw, Firepaw, Frostfur, Brindleface, Goldenflower, Speckletail, Halftail, Smallear, Patchpelt, One-eye, and Dappletail
Ravenpaw never had kits that anyone knows of.
Bright green.
Speckletail and Smallear
There are two volumes of Warriors : Ravenpaw .
His mother is Robinwing and his father is Fuzzypelt.
Yes,you can see here for yourself. http://warriors.wikia.com/wiki/Robinwing_%28TC%29
you mean ravenpaw? yes, he offers to let ravenpaw come back, but ravenpaw decides that he will stay with barley.
Yes, Ravenpaw is a male cat in the Warriors book series by Erin Hunter.
No, as far as we know Ravenpaw does not have a mate.
Ravenpaw left for Barley's barn at the end of Into the Wild.
Ravenpaw from the Warriors book series is a male character. He is a small, black tom with bright green eyes.