I was able to bring in a drink as well, they only asked that i remove the lid because it could be a hazard for the animals.
Yes water bottles are allowed.
We brought some water bottles with us but we conceled it and out of sight. Just be mindful of your trash.
No outside food or drinks. We did see a lot of toddlers with water but no older kids or adults.
I did, granted it was in my daughters stroller though.
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