樹倒猢猻散

1. • When the tree topples the monkeys scatter. (idiom) fig. an opportunist abandons an unfavorable cause
2. • Rats leave a sinking ship.

Character by character

• 樹(shù)tree
• 倒(dǎo)fall
• 猢(hú)
• 猻(sūn)
• 散(sàn)scatter