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1

My society finch love to eat moist grass particularly orchard grass. Nibbling the whole strand they have chosen back and forth until they are satisfied with the texture and then proceeds to swallow it. They brake most grass into no bigger than an inch in length. I buy the orchard grass from most pet stores. problem with that is the grass has been dried. not ...


2

The order of settling depends on the resource availability in different patches (in your case the difference between high and low quality habitat), but generally speaking, the pattern you observe conforms to the ideal free distribution. The key factor in the ideal free distribution is that habitat patches are filled according to the current resource ...


2

First, I think it is more useful to post separate questions, at least for each taxonomic group (birds, butterflies etc). To make a question a dumping ground for all sorts of species determination pictures is a bad idea. That said, the butterflies seem to belong to the families Nymphalidae, (nr 5) and Papilionidae (Swallowtails) (nr 7), judged by overall ...


1

To answer your question as written, the best option I have for species ID is still to post to fora (such as this one), where experts (or interested amateurs like myself) can manually identify them. Computer identification, although much better nowadays, is still some way away from being able to recognise all species. 4 looks very much like a Mourning Dove ...


4

Many birds, especially birds of prey and owls, have eyes that are proportionally much larger than that of similar-size mammals. Most birds cannot move their eyes, as with larger eyes there is little or no room for the required musculature. This, in addition to having two foveas as @The Last Word mentioned, necessitates that a bird move its head to change ...



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