American red squirrel and Tree squirrel

American red squirrel noun - Of northern United States and Canada.

Tree squirrel and American red squirrel are semantically related. In some cases you can use "Tree squirrel" instead a noun phrase "American red squirrel".

Tree squirrel noun - Any typical arboreal squirrel.

American red squirrel and tree squirrel are semantically related. Sometimes you can replace phrase "American red squirrel" with "Tree squirrel", this phrases are similar.