Common Pipistrelle vs Common Timothy

Pipistrellus pipistrellus compared with Phleum pratense

Key Differences

• Common Pipistrelle is Vulnerable while Common Timothy is Least Concern.

Taxonomic Classification

Rank	Common Pipistrelle	Common Timothy
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Chiroptera (Bats)	Poales (Grasses)
Family	Vespertilionidae	Poaceae (Grass Family)
Genus	Pipistrellus	Phleum
Species	Pipistrellus pipistrellus	Phleum pratense

Conservation Status

Common Pipistrelle

VU — Vulnerable

Common Timothy

LC — Least Concern

Physical Characteristics

Attribute	Common Pipistrelle	Common Timothy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Common Timothy

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and tropical and subtropical grasslands and savannas within the Indomalayan biogeographic realm.

Range

Widely distributed across Asia (6 countries), Europe (9 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile).

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.

Common Timothy

<em>Phleum pratense</em>, commonly known as common timothy or timothy grass, is a perennial grass in the family Poaceae widely cultivated and naturalized throughout temperate regions of the world. Native to most of Europe and western Asia, it has been introduced to North America, South America, New Zealand, and Australia, where it is now naturalized across vast areas. Timothy grass typically grows in meadows, pastures, roadsides, and disturbed habitats, thriving in well-drained to moderately moist soils at a broad range of elevations. It forms dense tufts with erect culms reaching up to 150 centimeters in height, topped with distinctive cylindrical, spike-like panicles that ripen to a straw-yellow color in summer. The species is one of the most important forage grasses globally, extensively cultivated for hay and silage production for livestock, particularly horses and cattle. It is also a significant source of allergenic pollen and is a major cause of hay fever in many parts of the world. <em>Phleum pratense</em> is currently assessed as Least Concern by the IUCN. Its conservation status is stable given its widespread distribution, high adaptability, and continued cultivation. Biological traits such as average lifespan under natural conditions, individual weight, and detailed growth parameters remain variable and context-dependent across populations.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden