Pacific Lamprey
Rondi Church
Black And Gold Sea Slug
Newman & Flowers
Baby Holding Milk Bottle With Feet
H. Armstrong Roberts/ClassicStock
Anopheles Mosquito #1
Science Source
Ojibwe Medicine Man Sucking Out Disease
Wellcome Images
Baby Sucking Toes, C.1950-60s
H. Armstrong Roberts/ClassicStock
Baby Sucking Thumb, 1940s
H. Armstrong Roberts/ClassicStock
Blood-sucking Assassin Bug #1
Gregory G. Dimijian, M.D.
Blood-sucking Assassin Bug
Gregory G. Dimijian, M.D.
Mosquito Biting A Human
Ted Kinsman
Hawkmoth Proboscis #1
Meckes/ottawa
Hawkmoth Proboscis
Meckes/ottawa
Hawkmoth Proboscis #2
Meckes/ottawa
Mosquito Biting A Human #1
Ted Kinsman
Hawkmoth Proboscis #3
Meckes/ottawa
Hawkmoth Proboscis #4
Meckes/ottawa
Mosquito Biting A Human #2
Ted Kinsman
Crushed Mosquito
Ted Kinsman
Glass Frogs
Michael Lustbader
Mosquito Proboscis
P. Bagavandoss
Big-eyed Bug #1
David M. Phillips
Blue Mussels #5
Andrew J. Martinez
Blue Mussels #8
Andrew J. Martinez
Stiliger Sea Slug
Andrew Martinez
Asian Tiger Mosquito #1
Science Source
Labrador Puppies Suckling
Jean-Michel Labat
House Mosquito
Larry West
Sea Scallop #2
Andrew J. Martinez
Sea Scallop #3
Andrew J. Martinez
Sea Scallop Eyes
Andrew J. Martinez
Iceland Scallop #5
Andrew J. Martinez
Culex Mosquito Feeding #1
Perennou Nuridsany
European Dog Tick
Nigel Cattlin
Stiliger Sea Slug #1
Andrew Martinez
Asian Tiger Mosquito
Science Source
Asian Tiger Mosquito #3
Science Source
Female Blacklegged Tick
Science Source
Female Blacklegged Tick #1
Science Source
Labrador With Young Puppies #1
Jean-Michel Labat
Bedbug Mouthparts, Sem
David M. Phillips
Bedbug Mouthparts Sem #5
David M Phillips
Bedbug Mouthparts, Sem #3
David M. Phillips
Mosquito Head
David M. Phillips
Bedbug Mouthparts, Sem #4
David M. Phillips
Remora Fish, X-ray
Ted Kinsman
Mustang Foals Playing
Jean-Louis Klein & Marie-Luce Hubert
Boy Drinking Three Shakes At Once
Debrocke/ClassicStock
Baby Drinking From Bottle, C.1950s
H. Armstrong Roberts/ClassicStock
Baby With Bottle, 1940s
H. Armstrong Roberts/ClassicStock
Tick Mouthparts
Matthias Lenke
Blue Mussels #1
Andrew J. Martinez
Blue Mussel
Andrew J. Martinez
Iceland Scallop #2
Andrew J. Martinez
Sea Scallop #4
Andrew J. Martinez
Sea Scallop #5
Andrew J. Martinez
Lyme Disease Tick Mouthparts
Eye of Science
Sea Slug On Algae
D.P. Wilson/FLPA
Culex Mosquito Feeding
Perennou Nuridsany
Close Up Of Mosquito Drinking Blood
Ikon Ikon Images
Tick Feeding, Illustration
Juan Gaertner
Yellow Fever Mosquito
Nigel Cattlin
Bighorn Sheep Ewe Nursing Lamb
Ivan Kuzmin
American Bison Bison Bison Calf Feeding
Ivan Kuzmin
Bison Cow Feeding Calf
Ivan Kuzmin
Female Mosquito Proboscis
Eric V. Grave
Anopheles Mosquito
Omikron