Common Straw Grasshopper vs Red-billed Duck

Euchorthippus declivus compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Common Straw Grasshopper	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Orthoptera (Orthoptera)	Anseriformes (Anseriformes)
Family	Acrididae	Anatidae
Genus	Euchorthippus	Anas
Species	Euchorthippus declivus	Anas erythrorhyncha

Evolutionary Relationship

Common Straw Grasshopper and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Straw Grasshopper

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Common Straw Grasshopper	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Straw Grasshopper

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Common Straw Grasshopper

<em>Euchorthippus declivus</em>, the common straw grasshopper, is an orthopteran insect in the family Acrididae, order Orthoptera. It is found primarily in dry grasslands, steppe habitats, and open scrubland across much of central and southern Europe and western Asia. The species is a typical grassland acridid, feeding on grasses and herbaceous plants, and is active during warmer months of the year. Males are notably smaller than females, and the species produces stridulatory sounds used in mate attraction, a characteristic of the family. <em>Euchorthippus declivus</em> plays an important role in grassland food webs as both herbivore and prey for birds, reptiles, and invertebrate predators. Geographic range data beyond its general European distribution remain incompletely documented at the global scale. Biological traits including average lifespan, body measurements under field conditions, and detailed dietary specificity remain poorly documented in the scientific literature. The species is currently assessed as Least Concern by the IUCN, indicating no immediate conservation threats, though grassland habitat loss across Europe may pose long-term pressures on local populations.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.