"parasitic behavior"

#13300382

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300383

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300385

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300387

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300389

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300393

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13300394

10 Feb 2026

A plaintive cuckoo (Cacomantis merulinus) perches on a moringa tree (Moringa oleifera) in Tehatta, West Bengal, India, on February 10, 2026. The species is a brood parasite, laying its eggs in the nests of smaller birds such as prinias and tailorbirds, and is known for its high-pitched, accelerating call.

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#13029449

26 Nov 2025

A female Asian koel (Eudynamys scolopaceus) perches on a tree branch while eating fruit from a vine in Tehatta, West Bengal, India, on November 26, 2025. The Asian koel is a shy member of the cuckoo family, found mainly in the Indian subcontinent, China and Southeast Asia, and is known for its distinctive call and brood-parasitic behaviour.

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#13029454

26 Nov 2025

A female Asian koel (Eudynamys scolopaceus) perches on a tree branch while eating fruit from a vine in Tehatta, West Bengal, India, on November 26, 2025. The Asian koel is a shy member of the cuckoo family, found mainly in the Indian subcontinent, China and Southeast Asia, and is known for its distinctive call and brood-parasitic behaviour.

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#13029457

26 Nov 2025

A female Asian koel (Eudynamys scolopaceus) perches on a tree branch while eating fruit from a vine in Tehatta, West Bengal, India, on November 26, 2025. The Asian koel is a shy member of the cuckoo family, found mainly in the Indian subcontinent, China and Southeast Asia, and is known for its distinctive call and brood-parasitic behaviour.

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#13029458

26 Nov 2025

A female Asian koel (Eudynamys scolopaceus) perches on a tree branch while eating fruit from a vine in Tehatta, West Bengal, India, on November 26, 2025. The Asian koel is a shy member of the cuckoo family, found mainly in the Indian subcontinent, China and Southeast Asia, and is known for its distinctive call and brood-parasitic behaviour.

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#13337522

18 Feb 2026

An Ichneumon Wasp (Therion female) is on a leaf in Toronto, Ontario, Canada, on August 10, 2025.

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#12660630

19 Aug 2025

Ichneumonid wasp (family Ichneumonidae) attempting to parasitize a round-headed katydid nymph (Orthoptera) in Tehatta, West Bengal, India, on August 19, 2025. Members of this parasitoid wasp family play an important role in regulating insect populations and are considered valuable agents for biological control.

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#12660634

19 Aug 2025

Ichneumonid wasp (family Ichneumonidae) attempting to parasitize a round-headed katydid nymph (Orthoptera) in Tehatta, West Bengal, India, on August 19, 2025. Members of this parasitoid wasp family play an important role in regulating insect populations and are considered valuable agents for biological control.

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#12483561

17 Jun 2025

A spider wasp (family Pompilidae) is seen paralyzing a large huntsman spider and attempting to drag it up a wall., on June 17, 2025. Spider wasps--also known as spider-hunting wasps--paralyze spiders with their sting before laying eggs inside the spider's abdomen. The developing larvae feed on the still-living host, eventually consuming it entirely.

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#12483563

17 Jun 2025

A spider wasp (family Pompilidae) is seen paralyzing a large huntsman spider and attempting to drag it up a wall., on June 17, 2025. Spider wasps--also known as spider-hunting wasps--paralyze spiders with their sting before laying eggs inside the spider's abdomen. The developing larvae feed on the still-living host, eventually consuming it entirely.

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