Fisher cat and Marten cat

Fisher cat noun - Large dark brown North American arboreal carnivorous mammal.

Marten cat and fisher cat are semantically related. In some cases you can use "Marten cat" instead a noun phrase "Fisher cat".

Marten cat noun - Agile slender-bodied arboreal mustelids somewhat larger than weasels.

Fisher cat and marten cat are semantically related. Sometimes you can replace phrase "Fisher cat" with "Marten cat", this phrases are similar.