Common dung beetle vs Common Sundew

Aphodius pedellus compared with Drosera rotundifolia

Key Differences

• Common dung beetle is Least Concern while Common Sundew is Vulnerable.

Taxonomic Classification

Rank	Common dung beetle	Common Sundew
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Coleoptera (Beetles)	Caryophyllales (Caryophyllales)
Family	Scarabaeidae	Droseraceae
Genus	Aphodius	Drosera
Species	Aphodius pedellus	Drosera rotundifolia

Conservation Status

Common dung beetle

LC — Least Concern

Common Sundew

VU — Vulnerable

Physical Characteristics

Attribute	Common dung beetle	Common Sundew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common dung beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, Switzerland, and United States.

Common Sundew

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common dung beetle

<em>Aphodius pedellus</em>, a species of dung beetle in the family Scarabaeidae, is classified as Least Concern by the IUCN Red List, indicating a stable conservation outlook across its known range. The species has been documented in Denmark, Norway, Sweden, Switzerland, and the United States, with its distribution spanning virtually all terrestrial and freshwater biome types. As a member of the Aphodiini tribe, <em>Aphodius pedellus</em> typically inhabits pastures, meadows, and woodland edges where mammalian dung is available, as dung beetles in this genus rely on feces as both a breeding medium and a food resource. These beetles play a critical role in nutrient cycling and soil aeration, breaking down organic waste and accelerating the return of nutrients to the soil. Their burrowing activity beneath dung pats enhances soil structure and improves water infiltration. <em>Aphodius pedellus</em> is part of a guild of coprophagous insects that collectively support healthy agricultural and natural ecosystems across temperate Europe and North America. Biological traits of this species remain poorly documented in the scientific literature.

Common Sundew

<em>Drosera rotundifolia</em>, the common sundew, is a carnivorous flowering plant in the family Droseraceae, order Caryophyllales. It has a broad distribution spanning Europe, Asia, and North America, typically growing in sphagnum bogs, wet heathlands, and other nutrient-poor, acidic wetland habitats where it compensates for low soil nutrient availability by trapping and digesting insects. The round leaves bear red, glandular tentacles tipped with sticky mucilage that immobilize prey, which is then digested by enzymes secreted from the leaf surface. <em>Drosera rotundifolia</em> produces small white flowers on a slender scape, pollinated by insects. It plays a minor but ecologically interesting role in controlling insect populations within its boggy habitat. Biological traits including typical individual lifespan, precise leaf dimensions, and detailed prey composition remain poorly documented. The species is assessed as Vulnerable by the IUCN, reflecting significant population declines across much of its range driven primarily by drainage and destruction of peatland habitats, atmospheric nitrogen deposition, and climate change altering the hydrology of bog ecosystems. Effective peatland conservation is critical for the long-term survival of this species.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States