sea cow 
noun
A sirenian, especially a manatee.Already the Steller's Sea Cow has been hunted into extinction by humans....
- The sea cow, a relative of the manatee, is proof that tasting good can be hazardous to a species' health.
- golden mole
- golden number
- golden oldie
- golden orfe
- golden oriole
- golden parachute
- golden perch
- golden plover
- golden ragwort
- golden raisin
- golden retriever
- golden rice
- goldenrod
- golden rule
- goldenseal
- golden section
- golden share
- Golden Shears
- golden shower
- Golden State
- golden syrup
- Golden Triangle
- golden wattle
- golden wedding
- golden wedding anniversary