No new oxygen is being added into the water as fish and other aquatic organisms continue to breathe beneath snow-covered ice. They gradually use more and more of the available oxygen in the water as winter progresses. Can a fish survive in snow? Most fish slow down and “rest” near the bottom during cold winter…
You might be surprised to learn that, no, they don’t. At least, not as far as we know. Based on everything we know about goldfish, it is very unlikely that goldfish feel loneliness. It’s normal to wonder whether your goldfish will get lonely if kept in a tank on their own. Do fishes get sad?…
Do crayfish carry diseases? Paragonimiasis is a parasitic disease caused by Paragonimus trematodes, commonly known as lung flukes. Humans become infected by eating raw or undercooked crayfish (also known as crawfish and crawdads) or freshwater crabs that harbor the parasites. Do crayfish carry parasites? Paragonimus is a parasitic lung fluke (flat worm). Cases of illness…
Fish are also unique among vertebrates in their ability to absorb minerals not only from their diets but also from water through their gills and skin. How do fish absorb minerals? Fish can absorb many minerals directly from the water through their gills and skin, allowing them to compensate to some extent for mineral deficiencies…
With the main river flowing over 2,500 km, the Ganga and its tributaries are home to over 140 fish species, 90 amphibians and many birds, apart from the famous reptiles and mammals. Several species are vanishing. Do any animals live in the Ganges? Hundreds of millions of people and a huge range of wildlife rely…
Air has an extremely low refraction index, making it impossible to see. Neither us nor fish can see the air in the environment. Do fish see air or water? Fish can’t see the water around them. Similar to the human brain, their brains have omitted the information they don’t need to process in order to…
Among the many odd questions aquarists ask is whether aquarium fish can see in the dark. Well, the straight and simple answer is NO! This ability then explains how fish “see” or detect other animals underwater, where light penetration is low or at night in the dark. Can I feed my fish at night? When…
What causes farts to smell like fish? Common causes of foul-smelling gas can be a food intolerance, high – fiber foods, certain medications and antibiotics, and constipation. More serious causes are bacteria and infections in the digestive tract or, potentially, colon cancer. Which animal has the smelliest fart? People react, particularly at close range, but…
Many anglers consider the improved clinch knot to be the best knot for fishing with lures. Not only is this knot versatile enough for securing your line to a lure, swivel, clip, or artificial fly, it retains up to 95% of the original line strength. What is the most used fishing knot? One of the…
Hippos are herbivores and their diet consists almost entirely of grass, supplemented by aquatic plants. Although there are occasional occurrences of hippopotami eating some meat or fish, this is regarded as aberrant behavior, possibly due to stress. Why the hippo doesn’t eat fish? God looked at them, and was doubtful about letting them live in…
Other organic options for fertilizing strawberries include blood meal, which contains 13% nitrogen; fish meal, soy meal, or alfalfa meal. Feather meal can also increase the nitrogen level, but it releases very slowly. Can you fertilize plants when they are flowering? Applying Fertilizer to Flowering Plants When fertilizing perennials, shrubs and trees, the best time…
Can I use fishing worms in my garden? ASK A MASTER GARDENER: Avoid adding leftover fishing worms to garden. A: Worms can help aerate compacted soil and mix in organic matter. But they can also cause your lawn to get lumpy, which is unsightly and can make mowing difficult. And as they spread from your…