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.
On average, it takes between 4 and 10 days for a butterfly egg to hatch into a caterpillar. During that time, the egg must be tended to and kept in a regulated environment. While caring for butterfly eggs is not difficult, there are a few steps that need to be taken in order to ensure a successful hatching.n average, it takes between 4 and 10 days for a butterfly egg to hatch into a caterpillar. During that time, the egg must be tended to and kept in a regulated environment. While caring for butterfly eggs is not difficult, there are a few steps that need to be taken in order to ensure a successful hatching.