This would seem to describe the hagfish and lampreys. The description fails by saying that they resemble fish. Hagfish and lampreys are classified as jawless fish. They are fish, none-the-less.
Mammel
Surfeit of Lampreys was created in 1941.
Sea lampreys drink or eat blood
Lampreys are a species of jawless fish. Some species of lampreys suck blood from other creatures. Hagfish are another type of jawless fish. Hagfish have no vertebrae.
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Sea lampreys are fish.
Sea Lampreys have been known since ancient times.
No, lampreys are a cartilaginous fish, and being made of cartilage, they have no bones.
lampreys are only hunted by man
Lampreys differ from hagfishes by having a notochord that is surrounded by a tube of cartilage.
Birds and mammals are air breathers. Lampreys are not.