This is Hercules the liger, a cross between a male lion and female tiger. He is the largest living cat according to the Guinness Book of records. He weighs 1000 pounds and
Liger - Wikipedia
10 Amazing Hybrid Animals
Unusual lion-tiger hybrid needs steady care - Taipei Times
Ligers and Tigons and Grolars, Oh My! Hybridization, and How It Affects Biodiversity · Frontiers for Young Minds