intraspecific
adjective
in·tra·spe·cif·ic ˌin-trə-spi-ˈsi-fik 
-(ˌ)trä-
: occurring within a species or involving members of one species
intraspecific competition
Example Sentences
Recent Examples on the Web The unprecedented footage shows a phenomenon called intraspecific aggression, in which two panthers fight for control over territory, often to the death. 
Douglas Main, National Geographic, 13 Apr. 2020
Douglas Main, National Geographic, 13 Apr. 2020 Word History
First Known Use
1919, in the meaning defined above
Medical Definition
intraspecific
adjective
in·tra·spe·cif·ic -spi-ˈsif-ik
: occurring within a species or involving members of one species
intraspecific variation
intraspecific competition