Greystripe was apprenticed to Lionheart by Bluestar in the old ThunderClan camp.

Stonefur was killed when he refused to obey Tigerstar's order to kill the half-Clan apprentices, Feathertail and Stormfur. Greystripe, Firestar, and Ravenpaw were left watching in horror, unable to expose themselves. Darkstripe was the first cat to attack Stonefur but, even though he was half-starved, the RiverClan deputy managed to get the better of his opponent. When Blackstar, then Blackfoot, was sent into the fray, Stonefur was slain.

Brackenfur was apprenticed to Greystripe by Bluestar in the old ThunderClan camp. Cinderpelt was apprenticed to Firestar. Cinderpelt became Yellowfang's apprentice and trained to be a medicine cat after her leg was permanently crippled on the Thunderpath.

Books of Apprenticeship: Fire and Ice (Firestar, Greystripe), Forest of Secrets (Yellowfang)

Stormfur was apprenticed to Stonefur by Leopardstar in the old RiverClan camp. Feathertail was apprenticed to Mistyfoot. When Stonefur was killed and Stormfur, his sister, and her mentor fled the Clan, Firestar apprenticed Stormfur to his father, Greystripe.

Greystripe was born to an unknown she-cat in the old ThunderClan nursery.

Bumblepaw, along with his sisters Blossompaw and Briarpaw, was born to Millie and Greystripe in the lake ThunderClan nursery.

Blossompaw, along with her sister, Briarpaw, and her brother, Bumblepaw, was born to Millie and Greystripe in the lake ThunderClan nursery.

Feathertail, along with her brother, Stormfur, was born to SIlverstream and Greystripe at Sunningrocks. Their mother had come their to meet with their father and had unexpectedly gone into labour. Firestar found her giving birth and fetched Cinderpelt, the medicine cat apprentice. Cinderpelt managed to save the two kits, but their mother died from blood loss and lack of preparation. Tigerstar arrived during the birth and was forced to help lick one of the kits.

Book of Birth: Forest of Secrets