PECTORAL GIRDLE-REPTILE-BIRD-MAMMAL- COMPARATIVE ANATOMY

Pterosaur - Wikipedia

Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative

FROG-REPRODUCTIVE SYSTEM-FISH- REPRODUCTIVE SYSTEM-COMPARISION

Muscle - Skeletal, Smooth, Cardiac

FROG HEART STRUCTURE FISH HEART STRUCTURE –COMPARATIVE ANATOMY

PELVIC GIRDLE OF BIRD-REPTILE-MAMMALE-COMPARITIVE ANATOMY

Pectoral girdle of Reptiles Aves and Mammal

REPTILE HEART-BIRD HEART-MAMMAL HEART- COMPARATIVE ANATOMY

SYCON-SPONGE- HISTOLOGY

BIOZOOM ENDOCRINE SYSTEM