Topics: chordate, hemichordata, rattus rattus, mammal, bird, aves, amphibian, fish

Topics: Chordate, Vertebrate evolution, Fish, Amphibian, Reptile, Bird, Mammal

Topics: bird, mammal, reptile, fish

Topics: Integumentary system, Mammalian skin, epidermis, dermis, hypodermis, Hair follicles, Sweat, Sudoriferous glands, Sebaceous glands, Sensory nerve endings, subcutaneous, fatty layer, adipose tissue, Homeostasis, hypothalamus, temperature control, Osmoregulation, hormonal regu;ation, juxtaglomerular apparatus, Acid-Base Balance, Adaptive hypothermia

Topics: hematology, human experiments, amphibian experiments, mammalian experiments

Topics: cell, virus, monra, protista, fungi, plantae, thallophyta, bryophyta, pteridophyta, spermophyta, lower invertebrates, higher invertebrate, Pisces, amphibians, reptiles, birds, mammals, nutrition, food substances, digestive system, digestive enzyme, dentition, supporting tissues, musculoskeletal system, movement, transport, circulatory system, excretion, excretory products, respiration, reproduction, flowering plants, germination, fruit dispersal, seed dispersal, growth, development, homeostasis, endocrine system, plant hormones, nervous system, agriculture, soil science, diseases, insect vectors, ecological management, ecological succession, adaptation, feeding relationship, heredity, variation, evolution