Winter squash is an excellent source of vitamin A, vitamin C, alpha-carotene and beta-carotene. It is also a very good source of thiamin, vitamin B6, potassium, magnesium, and manganese, and a good source of iron.
Spiders are, for the most part, such generalist feeders that they kill many useful insects as well as many pest species, however because pest species are by their nature more numerous than beneficial species they are still effective. They are of great value to the environment.
What Do Spiders Eat. Despite the fact that nearly all spiders are considered to be predatory by nature, the jumping spider acquires more than 90% of its nutrition from the plants material which are generated by acacias in an attempt to a mutually beneficial relationship with ant species.