Possible Clues:

• Informally in Australia, an early night is “only a ____”
• Many a "PAW Patrol" character
• Furry newbie in a litter
• Little dog running up and down
• ___ cup (Starbucks order for a dog)
• Baby sea lion
• Palindromic tent type
• Young 82 Across
• Young of canines
• Whatever way you look at it, young boxer is arrogant