Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Planarian parasite (flatworm) under microscope view.
Close up of a blow fly on a leaf
Banded Demoiselle on a leaf
Common Bluetail, Bluetailed Damselfly (Close up)
Picture featuring blue dragonfly.
Photomicrograph of rotifer, probably Rotaria rotatoria. Rapidly rotating cilia at top of head, internal organs visible. Green circles are algae. Live specimen. Original image at 40X, wet mount, transmitted brightfield illumination. Indistinct image due to motion blur of live specimen and very shallow depth of field of brightfield illumination.
Corydoras pygmaeus, small and cute freshwater tropical fish
Axolotl. Mexican walking fish. Ambystoma mexicanum
Close up, Otocinclus in aquarium freshwater fish tank.
The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
Black Soldier Fly - latin name is Hermetia illucens.  Close-up of fly sitting on a leaf. This species is used in the production of protein.
Pacific herring swimming in the aquarium
Ambystoma mexicanum - Mexican walking fish - freshwater animal
Liver Fluke Section under light microscope with white background
Leiden leaf c.s. under microscope
Aquarium tropical fish: otocinclus
Microscopic close view of high vaginal swab Gram stain smear, 100x. diagnosis of Bacterial vaginosis (BV).
Common house fly in habitable environments located in an open bottom in spring
Cherry Shrimp Close-up in aquarium
a redline rasbora, it's a nano schooling fish that dwells on mid to top of their environment
Macro shot of a blue fly on a leaf
Freshwater aquatic zooplankton and algae under microscope view
Shot of a corydoras panda fish, it is cleaning the ground of tha aquarium. Shot with high megapixel DSLR camera, Canon 5DSR
Flies are insects of the order Diptera, the name being derived from the Greek δι- di- \
The pale blue males, showing off their white legs to each other, are a familiar sight along rivers and calm streams in large parts of Europe. \nField characteristics: Tot 35-37mm, Ab 27-31mm, Hw 19-23mm.\nDistribution: occurs in a great part of Europe, but are absent in northern England, Ireland and northern Scandinavia.\nHabitat: Characteristic of floodplains, dominant on oxbows, rivers and open stretches of streams. Also lakes and a wide range of man-made habitats.\nFlight Season: From the start of May to the end of September.\n\n\nThis Picture is made during a Vacation in Bulgaria in May 2018.
the tail of Aelurostrongylus abstrusus, cat lungworm under the microscope
Simuliidae, black fly (Diptera) in Baltic amber, Eocene, approximately 56 - 34 million years ago. Image taken with extreme macro and focus stacking technique.
Dead neon fish at the bottom of the aquarium.
Rat tailed maggot photographed in a studio
Free Images: "bestof:H-axyridis LMb 16.jpg en Harmonia axyridis Larva to pupa series B image 1 of 4 - Larva getting ready Location Hengelo Overijssel Netherlands Veelkleurig"
Terms of Use   Search of the Day