These beautiful birds have recently been moved to Critically Endangered on the Conservation Status. They are beautiful birds that mate for life. They are dying out due to mice attacking the chicks and line fishing.
Here are some sites with more information.
https://www.hbw.com/ibc/species/tristan-albatross-diomedea-dabbenena
https://www.allaboutstamps.co.uk/news/new-tristan-da-cunha-stamp-features-tristan-albatross/
https://wildlife.org/oversized-house-mice-shrink-albatross-populations/
https://community.rspb.org.uk/ourwork/b/biodiversity/posts/tristan-albatross-are-hatching
https://community.rspb.org.uk/ourwork/b/biodiversity/posts/1446-tristan-albatross-breeding-pairs-on-gough-island
https://www.islandconservation.org/poor-breeding-season-tristan-albatross-gough-island/
https://sites.google.com/site/globalendangeredspecies/antarctica/tristan-albatross