Mammals are vertebrate animals that have hair, a heart with four chambers, a diaphragm and mammary glands. Two mammals whose common names begin with the letter N are the nine-banded armadillo and the northern bottlenose whale.Know More
Other mammals whose common names begin with the letter N include the North American river otter and the naked mole rat.
There are also several mammals whose scientific names begin with the letter N. Neophoca cinerea is the scientific name for the Australian sea lion, Neovison vison is the scientific name for the American mink and Nasalis larvatus is the scientific name for the proboscis monkey.Learn more about Zoology
Many cephalopods (including squids and octopuses) have three hearts, while earthworms have five hearts and hagfish have four. An operation exists in which a surgeon can put an additional heart into a human that can supplement the original.Full Answer >
Mammals and birds have four-chambered hearts. However, birds have much larger hearts in proportion to their size than mammals do, and their hearts pump more blood per minute than mammals of the same size.Full Answer >
According to Life123, temperature affects heart rate in ectothermic organisms because they depend on their environment and temperature-controlling systems to determine their own temperature and heart rate. In general, colder temperatures result in lower heart rates and warmer temperatures result in higher heart rates.Full Answer >
As bearded dragons are omnivores, food items on their diet list include invertebrate and vertebrate animals and plant matter. The main insect bearded dragons eat is crickets, but they also feed on mealworms, earthworms, silkworms and grasshoppers. Adult bearded dragons can occasionally be given small mice. Plant-based foods includes mustard greens, dandelion greens, collard greens, parsley, escarole, carrots, squash, bell peppers, green beans and various fruits and berries.Full Answer >