"parasitic wasp"

#13228899

22 January 2026

An Ichneumon Wasp (Therion female) is in Toronto, Ontario, Canada, on August 6, 2025.

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#10949258

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949259

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949260

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949261

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949263

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949264

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949267

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949268

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10949269

29 January 2024

Goniinae Is A Subfamily Of Tachinid Flies That Are Mostly Parasitic On Moth And Butterfly Larvae. Some Species Also Parasitize Adult Beetles And Paper Wasp Larvae. Most Goniinae Species Are Grayish-black And Moderately Bristly, And Their Heads Lack Facial Carina. Tachinidae Is One Of The Largest Families In The Order Diptera. Tachinid Flies Are Relatively Soft-bodied, From Small To Large Size Insects. They May Be Drab, Or Brightly Colored, Some Are Wasp-mimicking. Tachinid Flies Are Extremely Diverse In Appearance And Many Do Not Have The Typical Grey-black, Bristly Faces. All Tachinid Flies Share The Parasitoid Habit. Their Larvae Are Internal Parasites Of Many Orders And Families Of Insects (and A Few Other Arthropods). A Goniinae Fly Is Sitting On The Wild Plants At Tehatta, West Bengal; India On 29/01/2024.

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#10623334

10 October 2023

Ptecticus is an Old World genus of flies in the family Stratiomyidae. The ground color of the body may be yellow, brown, or black, and the abdomen often shows a degree of transverse stripes. They may mimic parasitic wasps in appearance and habits. The wings are often dusky and the second abdominal segment may be translucent. A well-developed inner projection of the second antennal segment is characteristic of the majority of Ptecticus species. Their larvae are broad, flat, and segmented maggots, which may be found in fermenting fruit. As of 2000, 40 species were known from the Old World alone. There are at least 150 described species in Ptecticus worldwide. A Ptecticus is sitting on the leaves of a tree in a forest at Tehatta, West Bengal; India on 10/10/2023.

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#10623336

10 October 2023

Ptecticus is an Old World genus of flies in the family Stratiomyidae. The ground color of the body may be yellow, brown, or black, and the abdomen often shows a degree of transverse stripes. They may mimic parasitic wasps in appearance and habits. The wings are often dusky and the second abdominal segment may be translucent. A well-developed inner projection of the second antennal segment is characteristic of the majority of Ptecticus species. Their larvae are broad, flat, and segmented maggots, which may be found in fermenting fruit. As of 2000, 40 species were known from the Old World alone. There are at least 150 described species in Ptecticus worldwide. A Ptecticus is sitting on the leaves of a tree in a forest at Tehatta, West Bengal; India on 10/10/2023.

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#10623338

10 October 2023

Ptecticus is an Old World genus of flies in the family Stratiomyidae. The ground color of the body may be yellow, brown, or black, and the abdomen often shows a degree of transverse stripes. They may mimic parasitic wasps in appearance and habits. The wings are often dusky and the second abdominal segment may be translucent. A well-developed inner projection of the second antennal segment is characteristic of the majority of Ptecticus species. Their larvae are broad, flat, and segmented maggots, which may be found in fermenting fruit. As of 2000, 40 species were known from the Old World alone. There are at least 150 described species in Ptecticus worldwide. A Ptecticus is sitting on the leaves of a tree in a forest at Tehatta, West Bengal; India on 10/10/2023.

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#10623340

10 October 2023

Ptecticus is an Old World genus of flies in the family Stratiomyidae. The ground color of the body may be yellow, brown, or black, and the abdomen often shows a degree of transverse stripes. They may mimic parasitic wasps in appearance and habits. The wings are often dusky and the second abdominal segment may be translucent. A well-developed inner projection of the second antennal segment is characteristic of the majority of Ptecticus species. Their larvae are broad, flat, and segmented maggots, which may be found in fermenting fruit. As of 2000, 40 species were known from the Old World alone. There are at least 150 described species in Ptecticus worldwide. A Ptecticus is sitting on the leaves of a tree in a forest at Tehatta, West Bengal; India on 10/10/2023.

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#13337522

18 February 2026

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

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#12660630

19 August 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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