Possible Clues:

• Animal once hunted by nomads to be cooked
• Nomads to discover extinct animal
• Massive extinct mammal
• Mother is to put on something very big and very old
• Extinct mammal like an elephant
• Huge animal could spell ant's doom
• Mother's to put on dead hairy beast
• Old browser will be the death of him, so Giovanni thinks
• A most unusual fellow, old Jumbo
• Extinct elephantlike animal