(01 of27)
Open Image ModalDon\'t interrupt his train of thought.\n\n(Image via Flickr)
(02 of27)
Open Image ModalThis problem is a tough one.\n\n(Image via Flickr)
(03 of27)
Open Image ModalShe prefers not to be disturbed during her bedtime reading.\n\n(Image via Imgur)
(04 of27)
Open Image ModalHis best ideas come to him when he\'s sprawled out on the deck.\n\n(Image via Flickr)
(05 of27)
Open Image ModalIt\'s an odd place to sit and think, but it boasts a great view.\n\n(Image via Imgur)
(06 of27)
Open Image ModalCat: \"Now where did I hide that ball of string?\"\n\n(Image via Flickr)
(07 of27)
Open Image ModalA very pensive polar bear...\n\n(Image via Flickr)
(08 of27)
Open Image ModalHe\'s obviously hard at work and can\'t be disturbed.\n\n(Image via Imgur)
(09 of27)
Open Image ModalHe has some intense thoughts about that hammock.\n\n(Image via Flickr)
(10 of27)
Open Image ModalThe perfect thinking spot...\n\n(Image via Imgur)
(11 of27)
Open Image ModalEven gibbons have problems.\n\n(Image via Flickr)
(12 of27)
Open Image ModalThis cat always gets lost in her own thoughts after partaking in a little hookah.\n\n(Image via Imgur)
(13 of27)
Open Image ModalNo matter what this adorable puppy is thinking about, one thing is for sure -- we just want to give him a hug.\n\n(Image via Flickr)
(14 of27)
Open Image ModalThis cat actually prefers to read sideways.\n\n(Image via Imgur)
(15 of27)
Open Image ModalThis orangutan obviously has something on his mind.\n\n(Image via Flickr)
(16 of27)
Open Image ModalThis thought is a real head-scratcher.\n\n(Image via Flickr)
(17 of27)
Open Image ModalWe have a pretty good idea what this cat is thinking about. \n\n(Image via Imgur)
(18 of27)
Open Image ModalDon\'t interrupt him right now -- this gorilla has many thoughts to ponder.\n\n(Image via Flickr)
(19 of27)
Open Image ModalIntroducing the most recent addition to the book club...\n\n(Image via Imgur)
(20 of27)
Open Image ModalThey call this the thinking spot.\n\n(Image via Flickr)
(21 of27)
Open Image ModalStare all you want, this dog will not be bothered.\n\n(Image via Flickr)
(22 of27)
Open Image ModalThis is where he goes to mull over his problems.\n\n(Image via Flickr)
(23 of27)
Open Image ModalIs this chimpanzee praying or is he just deep in thought?\n\n(Image via Flickr)
(24 of27)
Open Image ModalCat: \"Where did I leave that toy, again?\"\n\n(Image via Flickr)
(25 of27)
Open Image ModalHe likes to call this his thinking log.\n\n(Image via Flickr)
(26 of27)
Open Image ModalThis pug puppy does his best thinking outdoors.\n\n(Image via Imgur)
(27 of27)
Open Image ModalOrangutan: \"What should I have for lunch?\"\n\n(Image via Flickr)