Clover case-bearer vs Common Pipistrelle

Coleophora alcyonipennella compared with Pipistrellus pipistrellus

Key Differences

• Clover case-bearer is Least Concern while Common Pipistrelle is Vulnerable.

Taxonomic Classification

Rank	Clover case-bearer	Common Pipistrelle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Coleophoridae	Vespertilionidae
Genus	Coleophora	Pipistrellus
Species	Coleophora alcyonipennella	Pipistrellus pipistrellus

Evolutionary Relationship

Clover case-bearer and Common Pipistrelle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Clover case-bearer

LC — Least Concern

Common Pipistrelle

VU — Vulnerable

Physical Characteristics

Attribute	Clover case-bearer	Common Pipistrelle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Clover case-bearer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Common Pipistrelle

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Clover case-bearer

The clover case-bearer (Coleophora alcyonipennella) is a small moth in the family Coleophoridae, order Lepidoptera. True to the family name, the larvae construct portable cases from plant material or silk and plant fragments, dragging these cases as they feed, a unique behavioral adaptation that provides both protection and concealment. C. alcyonipennella is a specialist herbivore of leguminous plants, with larvae feeding primarily on clover species (Trifolium) and related plants in the family Fabaceae. Larval feeding can cause characteristic window-feeding damage visible on leaves, and heavily infested plants may show significant defoliation. The adults are narrow-winged moths with wing markings typical of the coleophorid family, and like most coleophorids, they are small and inconspicuous. The species is distributed across temperate Europe, with documented occurrences in Belgium, Denmark, Norway, and Sweden, inhabiting diverse grassland, meadow, and agricultural habitats where its host plants are found. It is associated with both natural and semi-natural grasslands as well as agricultural fields and roadside verges. C. alcyonipennella is classified as Least Concern on the IUCN Red List, with populations considered stable across its European range. The species has one generation per year in most of its range, with larvae overwintering in their portable cases before completing development in spring on expanding host plant foliage. Adults fly in summer.

Common Pipistrelle

<em>Pipistrellus pipistrellus</em>, the common pipistrelle, is a small bat in the family Vespertilionidae and one of the most abundant and widespread bat species in Europe. It is typically one of the first bats to emerge at dusk, flying with rapid, jerky wingbeats as it pursues small flying insects over gardens, woodland edges, water bodies, and urban areas. The species roosts in crevices in buildings, bat boxes, and tree holes, often forming large maternity colonies in summer. <em>Pipistrellus pipistrellus</em> echolocates at a characteristic frequency of around 45 kHz, which allows it to be identified using bat detectors. It is distributed across Europe, with confirmed records from Belgium, Denmark, Luxembourg, Norway, and Portugal, among many other countries. The species is assessed as Vulnerable on the IUCN Red List, reflecting population declines driven by loss of foraging habitat, reduction in insect prey biomass, disturbance of roost sites, and pesticide use. Biological traits such as average lifespan, body size, weight, and detailed dietary composition across its range remain poorly documented in the scientific literature, though the species is known to consume large numbers of small moths, midges, and other aerial insects each night.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden