Coquinas are type of sedimentary rocks that are formed from various parts and fragments of shells that come from animals like molluscs, brachiopods, and other invertebrates. The sedimentation may either be mixed with other substances&hellip
Nature
Why do grizzly bears have humps?
Grizzly bears are part of the brown bear family and are sometimes referred to as the North American brown bear. Â In terms of behavior, most grizzly bears prefer to live alone. Â There are cases though&hellip
Why do the fins of orca whales bend?
Killer whales are also referred to as orcas and they are one of many famous animals in public ocean parks or oceanariums. Â Despite their name, killer whales are actually close relatives of dolphins are considered&hellip
Why do salmons die after spawning?
Salmons refer to a family of fish that can usually be found in the waters off the North Atlantic and Pacific oceans. Â They are related to other fishes called trouts but these two types of&hellip
Why do dormant seeds respire?
Many plant seeds are considered to remain dormant for a period of time depending on various circumstances. Dormancy in seeds is often needed by some plants in order to preserve the life of some seeds&hellip
Why do ducks wag their tails?
Many people love to watch dogs because of their seemingly funny behavior. Some people even love ducks so much that they have them as pets. One of the most endearing duck behaviors is the wagging&hellip
Why do pugs have flat faces?
Pugs are breed of dogs that are classified under the toy dogs category. Â Being under this category, authentic pugs are expected to weigh up to a maximum of 18 pounds only. Â At this weight, pugs&hellip
Why do kookaburras call?
Kookaburras are tree birds found only in Australia and New Guinea. Â These birds are classified as relatively large birds and their bodies could stretch to as long as 17 inches. Â Kookaburras are also known to&hellip
Why do esters have strong aromas?
Esters are substances or organic compounds that typically contain hydrocarbons that served as replacement for the hydrogen molecules. Â In order for a compound to be classified chemically as an ester, it must have similar properties&hellip
Why do clementines have seeds?
Clementines are types of Mandarin oranges that are typically sweeter and seedless. Both varieties are part of the rutaceae family and are characterized by their small size and bright orange color. Aside from the sweeter&hellip
Why do fur coats shed?
People that have fur coats sourced from various animals like rabbits and foxes for example have noticed that the fur actually sheds off over time. Â Some people experience shedding in high-friction areas like the elbow&hellip
Why do spayed dogs hump?
Spaying in female dogs involves surgical removal of their uterus and ovaries so they would not become pregnant anymore. Despite this procedure though, many spayed dogs continue to hump and mount other dogs and still&hellip
Why do global winds curve?
Global Winds and Coriolis Effect Wind envelopes the Earth and is of importance to everyone. The winds that encircle the entire planet is called global winds. There are a lot of names for global winds&hellip
Why do magnets affect plant growth?
A magnet is any object that has a magnetic field. The most common magnet is the bar magnet which is a rectangular magnet with a positive and negative ends. Magnets have various applications and one&hellip
Why do mice squeak?
People always hear squeaks from mice and rats. Whether they are unwanted pests or household pets, mice produce squeaking sounds for a variety of reasons. Â Most people believe the squeaking is due to some kind&hellip
Why do owls have three eyelids?
Owls are one of the most popular species of birds because of their phenomenal vision. Â Their eyes are considered to have a very long and wide range making some people describe them as having binocular&hellip
Why do rift valleys occur?
Rift valleys are types of valleys that are typically long, narrow, and deep. They basically occur or form because of a land fault. Â When part of the Earth’s surface, called the lithosphere starts to break&hellip
Why do lynxes have ear tufts?
Lynxes are wild cats that are medium in size and are characterized by black tufts on their long ears and tails. Â They basically eat rodents in the wild and do their hunting activities mostly at&hellip
Why do dolphins have mercury?
Studies have shown that dolphin meat actually contains very high levels of mercury. Â Similar to other types of fish, many health organizations around the world caution people from consuming dolphin meat because of its toxicity.&hellip
Why do cilia continually move?
Cilia refers to hair-like structures that are found in some cells of various organisms. Most cilia are present in single-cell organisms, but they can also be found in the cells of animals and humans, particularly&hellip
Why do goldfish swim upside down?
Goldfish are among people’s favorite fish varieties when talking about aquariums and fish tanks. Their bright color and round shape makes them look very cute and adorable. Most of the time people will see goldfish&hellip
Why do gharials bask in the sun?
Gharials are members of the reptile family along with crocodiles and alligators. They look similar to crocodiles but they have longer and narrower jaw lines. Gharials may also be called gavials or Indian gharials. Â One&hellip
Why do maggots appear?
Maggots refer to the larva of flies. Â Once this larva hatch from the eggs, they transform into maggots. Â Many of these maggots appear in contaminated meat or dead animals for example and this make people&hellip
Why do otters live near rivers?
Otters are mammals that are able to swim in the water. They have thick furs that help them regulate body temperature despite extreme weather or winter conditions. Their feet are also webbed and this helps&hellip
Why is temperature important to living things?
Temperature is considered an important part of the lives of plants and animals. Â Without the right temperature, many livings will not be able to function properly, and many will not survive. Â When talking about temperature,&hellip
Why do killer whales’ dorsal fins bend?
Killer whales are popular because many of them are seen along with dolphins and seals in various shows from preservation complexes. Â With their popularity, many people have noticed that these animals’ dorsal fins are bent&hellip
Why do domestic cats hate water?
Domesticated cats are well-loved animals in many households. Many cat owners also have the assumption that all these cats hate water. Some cat owners can also attest to the fact that their pets will instantly&hellip
Why do jellyfish glow in the dark?
Jellyfish are animals that are part of the Cnidaria family. Most of them have bodies that are shaped like bells, and they also have various tentacles that are poisonous. Most of the jellyfish found in&hellip
Why do phenocrysts form?
Phenocrysts are types of igneous rocks that contain characteristic crystal formations. Â Some crystals are small while others grow very large, and these crystals are typically separated from each other by fine grains of the typical,&hellip
Why do rivers flood?
Flooding in rivers is a natural occurrence, and this is basically due to excess water. With increasing amounts of water accumulating in the river from rain or melting snow, for example, the time will come&hellip
Why is sedimentation a threat to coral reefs?
“Sedimentation†refers to a process wherein materials that are supposedly suspended in the air or water will slowly settle and become solid over time.   The process of sedimentation usually depends on various factors including gravity&hellip
Why do eels migrate?
Eels are a variety of fish that are recognizable by their long and thin bodies. Â Along with other animals, eels also have various activities in the ocean to protect their own survival. Many of them&hellip
Why are the Hosta leaves turning brown?
Hostas are plants with various species that are said to be native to the northern parts of Asia. Hostas are popular garden plants in many parts of the world. In the U.K., some Hosta varieties&hellip
Why is the digestive system of cnidarians inefficient?
Cnidarians are animals that belong to the Phylum Cnidaria. Members of this phylum include: hydras, jellyfish, sea pens, box jellies, corals, and sea anemones. Some people refer to them as plants, but they are actually&hellip
Why is dog fighting wrong?
Dog fighting is an illegal activity in the U.S. and in many parts of the world. Â This is mainly because of so-called animal rights. Many people have always argued in behalf of the dogs that&hellip
Why is an onion bad for dogs?
Many dog owners have been advised by other people not to feed their dogs lots of onions. It is said that onions contain a certain chemical that is bad for dogs and cats. Although it&hellip
Why is coal important?
Coal is the energy source that is affordable as well as reliable. After the Industrial Revolution took place in the 1800s, coal has been a major source of energy. Until now, coal was evaluated as&hellip
Why are pesticides bad?
Everyone knows to some extent that pesticides are harmful to the environment. But the impact of them on every person and the health of the public on the whole are not understood by many people.&hellip
Why is phosphorus important?
The element phosphorus is very essential for the body’s health. One of the major advantages of phosphorus is that it forms a constituent of the phosphodiesterase linkages of the DNA. These ester linkages consist of&hellip
Why is the skeletal system important?
The skeletal system of the body consists of bones. The tissues like ligaments, cartilage, and tendons are present connecting the bones in the body. The teeth also form a part of the skeletal system; although&hellip
Why do ladybugs bite?
It is said that some ladybugs bite. The domestic ladybugs, or lady beetles, mostly found in North America are not found to bite. The Asian origin, multicolored lady beetles are found to bite. Â Northeast Asia&hellip
Why do steroids shrink testicles?
Many people understand steroids as something to do with bodybuilding. Â Indeed, people who want to have bigger muscles take anabolic steroids for this particular purpose. Â It is also common for those who want to build&hellip
Why do skunks spray?
The skunks spray for various reasons. The skunk carries out its defense mechanism to protect its young from predators like wolves, coyotes, badgers and any other natural predator. Humans are sometimes considered predators and discouraged&hellip
Why do cucumbers turn yellow?
The cucumbers in the garden are observed to be turning yellow and orange which is very common. There are many reasons for the cucumbers to become yellow. Some of the cucumber types, like lemon cucumbers,&hellip
Why do dead bodies move?
Dead bodies do not move nor sit up. The dead body might make some involuntary movements as it is no more moved by the soul in it. It will make some movements that happen as&hellip
Why do male dogs mark?
Many people notice dogs urinate on posts, walls, and plant pots as if they have a specific reason for picking such a spot. More often than not, the dogs that do these are male, and&hellip
Why do goldfish lose their color?
Goldfish were found to be losing their color when put in water that is moving. However, it has been found that goldfish lose their color gradually when they become old and big. Goldfish are known&hellip
Why do labia grow?
Labia are two fat pads present to safeguard the vagina and clitoris of woman from injury. Overgrowth of labia is known as labial hypertrophy. Here, the labia are enlarged and grow disproportionately. The reasons for&hellip
Why do fruits turn brown?
Apples when cut with a knife turn brown in color. The oxygen in the air will react with the iron present in the cells of the apple forming iron oxides. This formation of iron oxides&hellip
Why do fungi grow in rings?
The fungal spores disseminate a network of tube shaped threads which are extended all around in all the directions. The fungal threads reach out similar to the spokes that radiate from the wheel. Some of&hellip
