Aging fish is similar to aging a tree by counting the number of growth rings. However, the age of the fish is determined by counting the number of wide growth rings called annuli. In our example, the bluegill is 4 years old. How can you tell how old a fish is? Biologists estimate fish age…
The groups on the right side on the Fischer end up as wedges, and the groups on the left side of the Fischer end up as dashes. That looks a lot more like a typical line diagram! Here, the groups on the right side of the Fischer end up as dashes, and the groups on…
A Natural Shift in Your Goldfish’s Color Due to selective breeding, white goldfish are just as commonplace as golden and yellow ones. It’s not uncommon for a young goldfish that has a lot of color to turn silver or white as it gets older. As your goldfish matures, it can change color based on its…
Do cormorants swallow fish whole? They would capture a cormorant, tie a long string around one of its legs and place a collar around the bird’s throat. They would then go out in a boat, hold the string while the bird dove down and swallowed a fish. Studies have confirmed that these birds can eat…
They have pretty good color vision and see shapes really well. They are, however, a bit near-sighted. Bettas have excellent senses of taste and smell, which in fish are essentially a single sense. Bettas have a series of very sensitive pressure sensors embedded along the length of their bodies. How do I get my betta…
Betta fish may not “love” their owners in the way that a dog or cat would show affection, but they will show a clear interest and affiliation with their owners. Bettas are also known to have good memories and can remember people despite not seeing them for several weeks or more. Can you bond with…
Bettas eat mostly live food in the wild, and insects are favorites. In captivity, bettas will eat almost any bug you can find, as long as it’s not poisonous, spiny or sprayed with chemicals — and the bettas can fit them in their mouths. You can even culture your own insect foods for bettas. What…
Male betta fish will place the eggs into a bubble nest, which he will create. The baby betta fish will hatch in about three days. Once hatched, the babies are called “fry” and are very tiny. Neither parent will care for the babies – they will find their own food as they grow. Can male…
Brine shrimp (Artemia salina) (especially nano brine shrimp) are an excellent live food that can be added to any saltwater aquarium. They are more nutritionally complete than most dry or frozen foods. They can also be used to feed or train finicky fish. How do you keep brine shrimp alive in an aquarium? In fact,…
If your dog is allergic to beef or chicken, a diet with whitefish may be an excellent alternative to make sure he gets the protein he needs. This ingredient isn’t as common in dog products as it is with cats. Is white fish good for my dogs? Absolutely. There are many varieties of fish that…
As I said above, fish food is most probably not going to harm your dog. At the most, it may give fido an upset tummy, but nothing more. Consult with a veterinarian if your dog is reacting negatively to eating the food. The most dangerous part of the fish food is likely the package it…
Unlike male betta fish, female betta fish can live together comfortably in the same tank. Often, plants or aquarium decorations can serve as good hiding places for betta fish. Laying eggs. After female betta fish mate, the females will lay eggs. Can betta eggs hatch without male? AN EXPERIMENT IN MALE-LESS EGG AND FRY RAISING…