the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock

a trace of an organism from a past geological age, often used in paleontology

प्रागैतिहासिक जीव का निशान

English Usage: Scientists study fossils to learn about ancient life forms and their environments.

Hindi Usage: वैज्ञानिक प्रागैतिहासिक जीवन के रूपों और उनके वातावरण के बारे में जानने के लिए जीवाश्मों का अध्ययन करते हैं।

A small animal of the order Rodentia, characterized by continuously growing incisors in both the upper and lower jaws

A category of mammals that includes animals like rats, mice, squirrels, and porcupines

चूहों की श्रेणी का एक स्तनधारी जीव

English Usage: Rodents are known for their ability to reproduce rapidly in favorable conditions.

Hindi Usage: चूहे अनुकूल परिस्थितियों में तेजी से प्रजनन के लिए जाने जाते हैं।