Frigate-bird and Man-of-war bird

Man-of-war bird and frigate-bird are semantically related. In some cases you can use "Man-of-war bird" instead a noun phrase "Frigate-bird".

Man-of-war bird noun - Long-billed warm-water seabird with wide wingspan and forked tail.

Frigate-bird and man-of-war bird are semantically related. Sometimes you can replace phrase "Frigate-bird" with "Man-of-war bird", this phrases are similar.