Gallus gallus and Jungle fowl

Gallus gallus noun - A jungle fowl of southeastern Asia that is considered ancestral to the domestic fowl.

Jungle fowl and Gallus gallus are semantically related. In some cases you can use "Jungle fowl" instead a noun phrase "Gallus gallus".

Jungle fowl noun - Small Asiatic wild bird; believed to be ancestral to domestic fowl.

Gallus gallus and jungle fowl are semantically related. Sometimes you can replace phrase "Gallus gallus" with "Jungle fowl", this phrases are similar.