Cockatrice

Silver Screech: Every 1000-400s, screeches and all fruits within 20-40 studs have a 20-40% chance to turn Silver; 1-3% chance to turn Gold!

Venom Spit: Every 625-180s, spits at 5-10 different fruit/eggs/pets. Fruits get Toxic mutation, eggs advance by 80-150 seconds, pets gain 800-1500 XP.