A streamlined marine mammal with a small head and pointed mouth that often swims in groups; known for being highly intelligent and capable of learning complex tasks.

pufferfish; blowfish; globefish. Any of various fish known for their ability to inflate themselves and for having toxic organs despite being a delicacy. Also written [[河鲀|河魨|he2 tun2]].

guinea pig; a small South American rodent often kept as a pet or used in scientific research

A small cetacean that lives in coastal waters and rivers, such as the Yangtze; it has a round head, no dorsal fin, and is typically greyish-black.

(species) the Yangtze River dolphin, a freshwater dolphin native to China and now considered functionally extinct; also called [[白鱀豚|白鱀豚|bai2 ji4 tun2]] or [[白豚|白豚|bai2 tun2]]

A nocturnal mammal with a long snout and large ears that eats ants and termites.

Delphinus; a small but distinct constellation in the northern sky located south of Cygnus and northeast of Aquila

To be famed for great faith; literally, to have one's trustworthiness reach even the lowliest creatures like pigs and fish.

bottlenose dolphin (Tursiops truncatus)

the largest living rodent, native to South America

tetrodotoxin (TTX); a potent neurotoxin found in pufferfish

A swimming style derived from the [[蝶泳|蝶泳|die2 yong3]], featuring arm movements similar to the butterfly stroke but with legs kicking together like a dolphin's tail.

a facility where dolphins are kept and shown to the public

bottlenose dolphin (Tursiops truncatus)

the Yangtze River dolphin, a freshwater dolphin native to the Yangtze River in China

freshwater dolphin native to the Yangtze River in China, now considered functionally extinct

(literary) a humble way to refer to one's own son in front of others

(literary) pigs and dogs; livestock

To desire a huge harvest or profit from a very small offering; based on an anecdote from the "Records of the Grand Historian" about a man offering a single pig's trotter while praying for a bountiful crop.

Literally a suckling pig and a fish, referring to a simple or humble meal provided to a guest

cetacean; aquatic mammals including whales and dolphins

mandarin fish (Siniperca chuatsi), a freshwater predator prized for its meat