Parakeet
A parakeet, commonly known as a budgie, is a small, colorful parrot species popular as an affordable pet bird.
Estimated value as of 2026 · Source: PetSmart (Hepper, 2026)
Fun Fact
Common green or blue budgies cost around $40 at pet stores like PetSmart, while rare colors or other parakeet species can exceed $500.
More in Nature
Californium-252 (per gram)
Californium-252 is a synthetic radioactive element produced in nuclear reactors, valued as an exceptional neutron source for medical and industrial applications.
Dog Collar
A dog collar is a band worn around a dog's neck, typically made of nylon or leather, used for identification, control, and attaching leashes.
Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.
Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.