heermans gull larus heermanni with a bright red bill perched on a post on a beach in jalisco, mexico

animal avian background beach beautiful bill biology bird birding birds birdwatching bright close closeup conservation creature detail eco ecology environment exotic gull habitat heermanni heermans jalisco larus mexico natural nature ornithology outdoors outside perched perching portrait post red tourism travel tropical tropics vacation vertebrate west wild wildlife winged