Hollow bones are characteristic of

  • A
    Reptiles
  • B
    Birds
  • C
    Mammals
  • D
    Fishes

Explore More

Similar Questions

If a bird is transferred from $30^oC$ to $10^oC$,its body temperature will change to:

Feathers are useful in $.....$.

The flight muscles of birds are attached to the $..........$.

The first warm-blooded vertebrates are:

Feathers are useful in ...... .

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo