#1681512 - safe, artist:longinius, oc, oc only, oc:calpain, earth pony, pony, clothes, elements of harmony, flask, goggles, lab coat, male, microscope, science, solo, stallion, telescope, unshorn fetlocks

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[img]https://derpicdn.net/img/2018/3/15/1681512/medium.png[/img] [url=https://derpibooru.org/images/1681512]View on Derpibooru[/url] - [url=https://longinius-ii.deviantart.com/]Original source[/url]