Arthropods Daily – July 2025 –

Asian Lady Beetle

No. 683 |

Asian Lady Beetle

Harmonia axyridis, most commonly known as the harlequin, multicolored Asian, or simply Asian ladybeetle, is a large coccinellid beetle. This is one of the most variable species in the world, with an exceptionally wide range of color forms. It is native to eastern Asia, but has been artificially introduced to North America and Europe to control aphids and scale insects. It is now common, well known, and spreading in those regions, and has also established in...

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Rustic Sailor Beetle

No. 684 |

Rustic Sailor Beetle

Cantharis rustica is a species of soldier beetle found in Europe east to central Russia.

Asian Lady Beetle

No. 685 |

Asian Lady Beetle

Harmonia axyridis, most commonly known as the harlequin, multicolored Asian, or simply Asian ladybeetle, is a large coccinellid beetle. This is one of the most variable species in the world, with an exceptionally wide range of color forms. It is native to eastern Asia, but has been artificially introduced to North America and Europe to control aphids and scale insects. It is now common, well known, and spreading in those regions, and has also established in...

Rustic Sailor Beetle

No. 686 |

Rustic Sailor Beetle

Cantharis rustica is a species of soldier beetle found in Europe east to central Russia.

Cylindromyia brassicaria

No. 687 |

Cylindromyia brassicaria

Cylindromyia brassicaria is a European species of fly in the family Tachinidae.

Calocoris affinis

No. 688 |

Calocoris affinis

Calocoris affinis is a species of insect in the subfamily Mirinae of the family Miridae that can be found everywhere in Europe except for Switzerland and Greece.

Mexican Grass-carrying Wasp

No. 689 |

Mexican Grass-carrying Wasp

Isodontia mexicana, the Grass-carrying wasp, is a species belonging to the family Sphecidae. It is mainly found throughout North America, but has become established in Europe, primarily France, Switzerland, Hungary, Italy and Spain.

Cuckoo Bumble Bees

No. 690 |

Cuckoo Bumble Bees

Cuckoo bumblebees are members of the subgenus Psithyrus in the bumblebee genus Bombus. Until recently, the 29 species of Psithyrus were considered to constitute a separate genus. They are a specialized lineage which has lost the ability to collect pollen and to rear their brood. They have lost the worker caste and produce only sexuals, male and female. They are inquilines in the colonies of other bumblebees. Before finding and invading a host colony, a Psithyrus...

Trivittate Marsh Fly

No. 691 |

Trivittate Marsh Fly

Helophilus trivittatus is a Palearctic hoverfly.

Cucumber Green Spider

No. 692 |

Cucumber Green Spider

Araniella cucurbitina, sometimes called the "cucumber green spider", is a spider of the family Araneidae. Females grow up to 6 millimetres (0.24 in), males only up to 4 mm (0.16 in). The spider is mainly found on forest clearings, where it weaves its orb-web between leaves and flowers. These webs are only about 100 mm (3.9 in) in diameter.

Black Garden Ant

No. 693 |

Black Garden Ant

The black garden ant (Lasius niger), also known as the common black ant, is a formicine ant, the type species of the subgenus Lasius, found all over Europe and in some parts of North America, South America, Asia and Australasia. The European species was split into two species; L. niger is found in open areas, while L. platythorax is found in forest habitats. It is monogynous, meaning colonies have a single queen.

Cucumber Green Spider

No. 694 |

Cucumber Green Spider

Araniella cucurbitina, sometimes called the "cucumber green spider", is a spider of the family Araneidae. Females grow up to 6 millimetres (0.24 in), males only up to 4 mm (0.16 in). The spider is mainly found on forest clearings, where it weaves its orb-web between leaves and flowers. These webs are only about 100 mm (3.9 in) in diameter.

Cucumber Green Spider

No. 695 |

Cucumber Green Spider

Araniella cucurbitina, sometimes called the "cucumber green spider", is a spider of the family Araneidae. Females grow up to 6 millimetres (0.24 in), males only up to 4 mm (0.16 in). The spider is mainly found on forest clearings, where it weaves its orb-web between leaves and flowers. These webs are only about 100 mm (3.9 in) in diameter.

Black Garden Ant

No. 696 |

Black Garden Ant

The black garden ant (Lasius niger), also known as the common black ant, is a formicine ant, the type species of the subgenus Lasius, found all over Europe and in some parts of North America, South America, Asia and Australasia. The European species was split into two species; L. niger is found in open areas, while L. platythorax is found in forest habitats. It is monogynous, meaning colonies have a single queen.

Dotted Bee Fly

No. 697 |

Dotted Bee Fly

Bombylius discolor is a Palearctic species of bee fly in the family Bombyliidae....

Yellow-haired Sun Fly

No. 698 |

Yellow-haired Sun Fly

Myathropa florea is a very common European and North African species of hoverfly. Adults may be seen on flowers from May to September. It is of similar size as the drone fly, but living Myathropa are generally more yellow, with two light bands to the thorax, interrupted with a black central smudge. In museum specimens, any yellow colour soon fades to brown after death. Like most Eristalini, Myathropa are rather variable in size, shape and colour.

Garden Bumble Bee

No. 699 |

Garden Bumble Bee

The garden bumblebee or small garden bumblebee, Bombus hortorum, is a species of bumblebee found in most of Europe north to 70ºN, as well as parts of Asia and New Zealand. It is distinguished from other bumblebees by its long tongue used for feeding on pollen in deep-flowered plants. They have a remarkable visual memory capacity, which aids them in navigating the territory close to their habitat and seeking out food sources. Due to its long...

Garden Bumble Bee

No. 700 |

Garden Bumble Bee

The garden bumblebee or small garden bumblebee, Bombus hortorum, is a species of bumblebee found in most of Europe north to 70ºN, as well as parts of Asia and New Zealand. It is distinguished from other bumblebees by its long tongue used for feeding on pollen in deep-flowered plants. They have a remarkable visual memory capacity, which aids them in navigating the territory close to their habitat and seeking out food sources. Due to its long...

Common Pollen Beetle

No. 701 |

Common Pollen Beetle

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Common Pollen Beetle

No. 702 |

Common Pollen Beetle

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Tettigonia

No. 703 |

Tettigonia

Tettigonia is a genus of insect described by Linnaeus in 1758, belonging to the family Tettigoniidae, subfamily Tettigoniinae. The Latin name Tettigonia derives from the Greek τεττιξ, meaning cicada.

Anthaxia morio

No. 704 |

Anthaxia morio

acorn weevil

No. 705 |

acorn weevil

Curculio glandium is a species of European carpophagus weevil in the genus Curculio, the acorn and nut weevils. It eats by a rostrum, an elongated snout, that is used for piercing.

Tettigonia

No. 706 |

Tettigonia

Tettigonia is a genus of insect described by Linnaeus in 1758, belonging to the family Tettigoniidae, subfamily Tettigoniinae. The Latin name Tettigonia derives from the Greek τεττιξ, meaning cicada.

Byturus ochraceus

No. 707 |

Byturus ochraceus

Byturus ochraceus is a species of beetle in the fruitworm family Byturidae.

Castor Bean Tick

No. 708 |

Castor Bean Tick

Ixodes ricinus, the castor bean tick, is a chiefly European species of hard-bodied tick. It may reach a length of 11 mm (0.43 in) when engorged with a blood meal, and can transmit both bacterial and viral pathogens such as the causative agents of Lyme disease and tick-borne encephalitis.

Byturus ochraceus

No. 709 |

Byturus ochraceus

Byturus ochraceus is a species of beetle in the fruitworm family Byturidae.

Lasioglossum

No. 710 |

Lasioglossum

The sweat bee genus Lasioglossum is the largest of all bee genera, containing over 1700 species in numerous subgenera worldwide. They are highly variable in size, coloration, and sculpture; among the more unusual variants, some are cleptoparasites, some are nocturnal, and some are oligolectic. Most Lasioglossum species nest in the ground, but some nest in rotten logs.

Byturus ochraceus

No. 711 |

Byturus ochraceus

Byturus ochraceus is a species of beetle in the fruitworm family Byturidae.

Dance Flies

No. 712 |

Dance Flies

Empididae is a family of flies with over 3,000 described species occurring worldwide in all the Ecozones but the majority are found in the Holarctic. They are mainly predatory flies like most of their relatives in the Empidoidea, and exhibit a wide range of forms but are generally small to medium sized, non-metallic and rather bristly.

acorn weevil

No. 713 |

acorn weevil

Curculio glandium is a species of European carpophagus weevil in the genus Curculio, the acorn and nut weevils. It eats by a rostrum, an elongated snout, that is used for piercing.