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The hedgehog was engaged in a fight with

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Q&A

Are antlions harmful?

Are antlions harmful? Antlions are absolutely harmless and cause no damage to flowers, people or structures. They are highly beneficial and feed on ants and other insects that fall into their traps. It is best to leave them alone. What makes little craters in dirt? Answer: The craters are like tiny pitfall traps and each contains a doodlebug at the bottom under the sand. They are supposedly called doodlebugs because of the way they doodle in the sand while they meander about. They are young antlions, a kind of predatory insect of the family Myrmeleontidae. Do antlions bite humans? Do...
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What is the study of lakes and ponds?

What is the study of lakes and ponds? Limnology is the study of inland waters - lakes (both freshwater and saline), reservoirs, rivers, streams, wetlands, and groundwater - as ecological systems interacting with their drainage basins and the atmosphere. What are lakes and ponds called? Lakes and ponds (also known as lentic systems) are a diverse set of inland freshwater habitats that exist across the globe and provide essential resources and habitats for both terrestrial and aquatic organisms. What is the study of fresh water called? Adjective. fresh water that is relatively still, such as in lakes, ponds, and wetlands....
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How do insects such as pond skaters stay upload on water?

How do insects such as pond skaters stay upload on water? Most insects take a different approach. The vast majority of the million or so identified species of insects live either in the air or on land, but a tiny fraction – about 0.1% – live on water, at least part of the time. The reason why pond skaters can stay afloat is that the surface tension of water acts like a skin. How can water striders skate on water? Water striders have water-repellant hairs on the hind and middle legs that allow these nimble insects to skate on the...
Guidelines

Is it bad to have an oversized AC unit?

Is it bad to have an oversized AC unit? An oversized HVAC unit can make your home's inside temperature uncomfortable. An HVAC system with excess capacity can heat or cool your home faster, but that speed often results in a couple of other issues. In addition, having too much capacity can also result in higher energy costs over time. What happens if your AC is too big? If your air conditioner is too big, you'll have hot spots – or inconsistent cooling – throughout your home. Hot spots occur most often when cold air doesn't disperse through the home efficiently...
Guidelines

Why does my fireplace keep going out?

Why does my fireplace keep going out? If you get dust in the pilot assembly and the pilot needs to be cleaned out, it produces a "lazy" flame, which will be disturbed by the draught of the main burners. The flame lifts away from the thermocouple and causes the temperature on the tip of the thermocouple to drop. This, in turn, makes the gas valve shut off. Why does my gas fireplace not stay lit? If the pilot light on your gas fireplace won't stay lit, a very likely culprit is a component called a thermocouple. A thermocouple is a...
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How does a hot water heater fill up?

How does a hot water heater fill up? When hot water is called for at a faucet or appliance, heated water is pumped out the top of the tank and through the home's hot-water supply pipes. As the water level drops in the tank, it's automatically refilled with cold water, and the whole process starts over again. How does a small water heater work? Point-of-use electric mini-tank water heaters are installed for single applications and small load requirements. The cold water fills the tank, and an electric heating element heats the water to the set temperature until ready for use....
Lifehacks

What causes a heat pump to not turn off?

What causes a heat pump to not turn off? If everything looks right but your pump isn't shutting off when it should be, the thermostat might be faulty, or the wiring connecting it to the heat pump controls may be damaged. The compressor contactor in your pump governs when and how much power reaches your pump. How do you reset your heat pump? Your heat pump has a “reset” button – press that button and it will “reboot” the motor. If the first reset doesn't change anything, turn it off for 30 minutes and then turn it on again. Reset...
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Why are my new radiators so noisy?

Why are my new radiators so noisy? Air bubbles occur due to the movement of water inside your radiators piping. The radiator will begin to make clicking noises due to the movement of the heated water through the pipes. These air bubbles can cause heating problems within your radiator system and will need to be dealt with. Why does my radiator make a noise when the heating comes on? The most common cause of a noisy radiator when the heating comes on is air trapped inside your system. Apart from having a noisy radiator, another good way to check for...
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Why does my AC unit condensate so much?

Why does my AC unit condensate so much? Without proper airflow, the coil gets too cold and freezes. When this ice melts, dripping into the condensation pan, it can overflow. If your system is low on refrigerant, this can also cause the evaporator coil to freeze, which likewise can result in an overflowing condensation pan as ice melts. Why do my AC vents sweat? The cause of sweating vents is simple. Air that's humid enough finds a surface cold enough. When vents start beading up with water—or worse, dripping—either the humidity is too high or the vent is too cold....
Guidelines

Is natural hair colour discontinuous?

Is natural hair colour discontinuous? And clearly hair color, skin color and eye color all fall under the definition of a continuous trait, because even though they dont seem to be affected by the environment, they are definitely polygenic traits and show a gradation, so they're definitely continuous traits. Is hair colour a discontinuous variation? Sex, blood group, type of hair line on the head, all of these have distinct categories that would be individual from person to person. Continuous variation is the opposite, and these are genetic traits that change, like height, hair colour, shoe size. What are some...