Common Water Rat vs Japanese Cherry

Hydromys chrysogaster compared with Prunus serrulata

Key Differences

Common Water Rat is Least Concern while Japanese Cherry is Not Evaluated.

Taxonomic Classification

Rank	Common Water Rat	Japanese Cherry
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Rosales (Roses & Allies)
Family	Muridae (Mice & Rats)	Rosaceae (Rose Family)
Genus	Hydromys	Prunus (Cherries & Plums)
Species	Hydromys chrysogaster	Prunus serrulata

Conservation Status

Common Water Rat

LC — Least Concern

Japanese Cherry

NE — Not Evaluated

Trend: Stable →

Physical Characteristics

Attribute	Common Water Rat	Japanese Cherry
Diet	—	Autotroph
Average Lifespan	—	40 years
Average Length	—	10.0 m
Average Weight	—	—

Habitat & Geographic Range

Common Water Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Japanese Cherry

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), North America (United States), Oceania and the Pacific (Australia, New Zealand), and South America (Brazil).

Common Water Rat

<em>Hydromys chrysogaster</em>, commonly known as the common water rat or rakali, is a semi-aquatic rodent in the family Muridae, native to Australia and New Guinea. It is classified as Least Concern by the IUCN, reflecting its relatively stable population across a broad range of freshwater and estuarine habitats on the Australian continent and associated islands. The species typically inhabits the banks of rivers, lakes, wetlands, and estuaries, where it constructs burrows in streambanks. It is highly adapted for an aquatic lifestyle, with partially webbed hind feet, a flattened head, and a dense waterproof coat. <em>Hydromys chrysogaster</em> is a carnivore, typically feeding on fish, crustaceans, mussels, frogs, and aquatic invertebrates, which it often carries to elevated feeding platforms to consume. The species is nocturnal and crepuscular, most active during early morning and evening hours near the water's edge. Biological traits including average lifespan, body length, and weight remain poorly documented in standardized databases, though adults are generally robust for a rodent, reportedly reaching body lengths of 20–35 cm excluding the tail. Geographic range details for this particular record remain incompletely documented in available data sources. Ecologically, the common water rat is an important apex predator in small-scale freshwater food webs and serves as an indicator species for wetland health in Australian riparian systems.

Japanese Cherry

The quintessential symbol of spring in Japan, Japanese cherry trees produce transient clouds of white and pink blossom each spring — a cultural event called hanami (flower viewing) celebrated for centuries. Reaching up to 25 meters, they were domesticated from wild Prunus species over a millennium of selective cultivation, producing primarily sterile ornamental varieties that propagate by grafting. Over 200 cultivars are recognized, with Somei Yoshino accounting for the majority of Japan's famous cherry avenues.