reccomend me manga focused on animals (no romance)

https://www.mangago.me/read-manga/last_karte_houjuuigakusha_touma_kenshou_no_kioku/

https://www.mangago.me/read-manga/deep_sea_aquarium_magmell/
(It focuses on both deep sea creatures and character relationships, theres romance but it's about side characters, not the mc's if you're fine with that)