1. Small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae
   - platypus, duckbill, duckbilled platypus, Ornithorhynchus anatinus

Derived forms: duck-billed platypuses

Type of: egg-laying mammal, monotreme

Part of: genus Ornithorhynchus, Ornithorhynchus

Encyclopedia: Duck-billed platypus

• gastro-
• Gastroboletus
• Gastroboletus scabrosus
• Gastroboletus turbinatus
• gastrocnemius
• gastrocnemius muscle
• gastrocolic omentum
• Gastrocybe
• Gastrocybe lateritia
• gastroduodenal
• gastroenteritis
• gastroenterologist
• gastroenterology
• gastroenterostomy
• gastroepiploic vein
• gastroesophageal
• gastroesophageal reflux
• gastrogavage
• gastrointestinal
• gastrointestinal disorder
• gastrointestinal hormone
• gastrointestinal system
• gastrointestinal tract
• gastrolobium
• gastromycete