A sucker can refer to a deceived person or specialized adhesive structures found in organisms like octopuses and insects.
King of the Suckers
Sucker Fish in Florida Waters
Suckers (a.k.a. Catostomid Fishes) - Encyclopedia of Arkansas
World's Best Suction Cup Hooks Manufacturer - Kingfar Group
Dream On… – The Conversation Peace
Early Season Action: The Sucker Run - On The Water
huntress heart, artist soul on Tumblr: Jude x Cardan
DISPOSABLE YAUNKER SUCKER - Afi Healthcare
What are your favourite songs that you feel are underrated? (Try not to choose singles) : r/helloween
Identifying Suckers May Not Be as Hard as You Might Think »
Catostomatidae (Suckers) - OXBOW RIVER SNORKELING
Fairground memories: Rides, games, smells and 'fried something-on-a-stick' – Quick Cuts With Bill King