In New York City there are fifty-one different types of mosquitoes. Most mosquitoes do not transmit disease and some do not bite humans at all. Some mosquitoes have the ability to spread diseases like West Nile virus. From April 1 through October 31, the city monitors mosquito populations and conducts activities to reduce the number of mosquitoes.
Monarch butterfly eggs are somewhat difficult to find in the wild. Since it only takes 3-5 days for eggs to hatch, timing is crucial. The best sign is to watch for adult Monarchs stopping at milkweed plants. A female will usually lay only one egg per milkweed plant to ensure enough food for each larva.onarch butterfly eggs are somewhat difficult to find in the wild. Since it only takes 3-5 days for eggs to hatch, timing is crucial. The best sign is to watch for adult Monarchs stopping at milkweed plants. A female will usually lay only one egg per milkweed plant to ensure enough food for each larva.
This starts stage one and generation one of the new year for the monarch butterfly. In March and April the eggs are laid on milkweed plants. They hatch into baby caterpillars, also called the larvae. It takes about four days for the eggs to hatch.Then the baby caterpillar doesn t do much more than eat the milkweed in order to grow. After about two weeks, the caterpillar will be fully-grown and find a place to attach itself so that it can start the process of metamorphosis.t takes about four days for the eggs to hatch. Then the baby caterpillar doesn t do much more than eat the milkweed in order to grow. After about two weeks, the caterpillar will be fully-grown and find a place to attach itself so that it can start the process of metamorphosis.