Which pair of animals are more closely related to each other, Ursus americanus and Ursus maritimus or Ursus americanus and Bufo americanus?

Q: How do dolphins and birds work together to feed on mackerel?

A: Introduction :  Dolphins and birds are often found associated for feeding. Birds take help from…

Q: Why Dogs Vary So Much in Size?

A: The height and size of a species depends upon the gene that organism posses.

Q: Explain why tortoiseshell cats are almost always female and why they have a patchy distribution of…

A: Introduction In cats there is XX/XY system of Sex determination in which females have two X…

Q: Which is the type ofnitrogen waste birds produce?Why does this feature, besidesbeing an adaptation…

A: Excretory system helps in collecting nitrogenous waste and expelling it into the external…

Q: domestic pig under the genus "Sus"

A: The organisms of the ecosystem have significant properties. Depending upon the different features of…

Q: What does a great white shark,eel and African tiger fish have in common? list all  the…

A: Great White Shark: The great white shark is found on the coastal surface of all oceans. The…

Q: three specialized feeding mechanism in different organism.

A: Feeding mechanisms Feeding mechanisms are the processes adapted by different organisms to derive…

Q: the fennec fox is classified to which order

A: Fennec fox is a small fox usually found in the Sahara Desert and Arabian desert. It has a large ear…

Q: What does the following 3 examples of fish have in common?

A: The fishes belong to class Pisces. The member of this class has a two-chambered heart, respires…

Q: How are these animals alike to each other

A: The images of all four animals are koalas(UL), numbat, wombats, and kangaroos(LR).

Q: What characteristics of Tiktaalik are fish-like?

A: Fossils are the evidences for the history of the life on earth, the remains of a organism or any…

Q: What are the features used to identify a male cockroach from a female cockroach?

A: Cockroaches are insects which also includes termites. They belong to kingdom-Animalia. About 30…

Q: What is migration? Why do animals show this phenomenon?

A: Animal migration is mainly due to seasonal changes and it is the most common form of migration.…

Q: Are there any differences in behaviour between humans and animals? And are these differences…

A: Human behavior Animal Behavior Humans are Omnivores Most animals are either Herbivores or…

Q: How do cats live?

A: The domestic cat (Felis catus) is a tiny carnivorous mammal that lives in households .It is the only…

Q: What is the biggest, most obvious difference between the body structure of these two fish

A: Different species are categorized into five different kingdoms by RH Whittaker. The five kingdoms…

Q: How will you describe the physical description of lion and tiger? Such as body as they muscular or…

A:

Q: Which of the following is an ex ample of an emergent property of cats?

A: Emergent properties- It's a term commonly used in science,systems theory, philosophy,urban…

Q: What are the parts and function of a shark's digestive system

A: Sharks have U-shaped stomachs that use strong acids and enzymes to digest most of their food. The…

Q: The fennec fox is classified into which class?

A: The Fennec fox is also called as sand fox. It is found in the deserts of different countries such as…

Q: Is fecundation in mammalsinternal or external?

A: Fecundation, also known as fertilization involves the physical union of the male and female gamete…

Q: Name four ways in which animals capture prey and,for each, name an organism that uses it.

A: predation is a way of consuming one living organism by another organism(predator) parasitism-it is a…

Q: What is in human poo

A: Human feces is a semisolid food remains.

Q: What is the difference in structure or location of the fangs of a rat-tlesnake, a cobra, and an…

A: The snakes are the legless reptiles that have a carnivorous diet. Most of the species are venomous…

Q: What is FISH?

A: In terms of biology, fish is a marine animal that comprises only gills, backbone, and fins.

Q: Of what significance is the difference in color of the dorsal and ventral surfaces of the body? What…

A: A coloration is a diagnostic tool for figuring out mammals, however, inquiry into its characteristic…

Q: Which feeding strategy is most likely to be associated with an organism that does not have a nervous…

A: Suspension feeding is the capture and ingestion of small food particles suspended in water.…

Q: . According to the "expensive tissue hypothesis"   animals with big brains generally have small…

A: Leslie Aiello and Peter Wheeler proposed expensive tissue hypothesis in 1995.

Q: What are the parts and function of the digestive system of a milkfish

A: The development of the digestive tract of milkfish occurs concurrently with ontogenetic changes in…

Q: Name three “unique” characteristics observed in the dogfish shark and explain how these features…

A: There are varieties of species of shark and each has a specific adaptation for survival in a…

Q: How strong feral cat compare to domestic cat both being similar size but feral cats are larger but…

A: Feral cats and domestic cats As cats are Carnivores they depend on their head and jaws for catching…

Q: products is through body wall? a.Hydra and Obelia b.Taenia and Fasciola c.Nereis and Hirudinaria…

A: Several organisms have a single opening for digestion and egestion. These are studied under the…

Q: Which primates have the most anatomical and physiological digestive specializations?  a. Lemurs  b.…

A: Primates are eutherian mammals that belong to the order of the same name. They are believed to have…

Q: How do the physiological mechanism (hibernating bats) associate with its form/ body structure

A: Bats hibernate in caves, mines, rock formations and even in your home. These locations, referred to…

Q: What are the characteristics of a female mud crab ( Scylla serrate) on its mouth (Buccal) Frame?

A: The scientific name of the mud crab is Scylla Serrata. It is found in mangroves. Generally, a mud…

Q: which is most closely related to the Ocelot? Bobcat, cougar, asaian leopard cat, domestic cat, or…

A: Phylogenetic tree is the evolutionary history depiction in form of of two dimensional graph showing…

Q: Which mammals drink the milk of another species for the majority of their lives on a daily/weekly…

A: Milk is produced in mammary glands found in the mammals. It is produced by many mammals including…

Q: What do young herring gulls want when they peck the red spot on their parents' bills?

A: Pecking is a specialised behaviour in words suggesting that they need something. These birds are…

Q: How temperature influence feeding, metabolism, and growth of fish?

A: Temperature is a very important factor in deciding the pattern of growth and metabolism in fish…

Q: List the organs of the toad digestive tract from mouth to cloaca. If mammals use a different organ…

A: Introduction: The GI tract's main purposes are to prehension food and water, mastication,…

Q: How do the upper and lower teeth of mountain lion occlude

A: Mountain lion belongs to carnivore category which are flesh eating animals i.e they feed on other…

Q: What makes the Ardipithecus ramidus is distinct from members of the species Australopithecus…

A: Ardipithecus is a genus of extinct hominins that lived in Ethiopia's Afar Depression during the Late…

Q: Besides camouflage, what are 3 other adaptations that prey exhibit that help their survival?

A: Adaptations or mechanisms developed by prey in course of evolution that help them survive and…

Q: How was it shown that the benefits of receiving allo-feeding in vampire bats exceeded the costs to…

A: In ecology, organisms do share their resources to accommodate their fellow beings. This resource…

Q: What is the relationship of body mass to metabolic rate of mammals?

A: Metabolic rate is defined as the rate of metabolism which means the amount or quantity of energy…

Human Evolution

Human evolution is the process of evolution of humans from early man to anatomically modern humans. The process of evolution in humans leads to the gradual development of traits like bipedalism. Humans are the highly social animals that make them the most advanced animal on Earth.  Human evolution is an outcome of interaction among the following processes: