We collected seeds from five North American populations, three populations in enemy free areas of Japan and four populations in Japan where the specialist herbivore Ophraella communa naturalized recently. We tested this scenario in the case of Ambrosia artemisiifolia (common ragweed) – a species that invaded Japan from North America. If this hypothesis is true, the converse implication would be that the defense against herbivory could be restored if a natural enemy also becomes present in the introduced range. While you won't want to spend $69 for a simple static screen capture utility, Snapz Pro X for Mac actually looks like a bargain when you add in all the capabilities it offers.Įditors' note: This is a review of the trial version of Snapz Pro X for Mac 2.5.1.The evolution of increased competitive ability hypothesis (EICA) predicts that when alien plants are free from their natural enemies they evolve lower allocation to defense in order to achieve a higher growth rate. While not an inexpensive app it does have features that we've spent a lot more for in larger video production software packages. We used Snapz Pro X for Mac for a week and really got to like its capabilities. There's a live preview window option that lets you see what is being recorded. Using a default codec of H.264, the video produced by Snapz Pro X for Mac is about as good as anything we've seen from much more expensive packages on the Mac. Preference dialogs let you set the frame rate you want, as well as whether audio is captured with video, and special abilities such as following the cursor or panning smoothly to new locations. Snapz Pro X for Mac can capture full-screen or a smaller portion, and provides a simple way to make product demos, tutorial videos, and other movie-based narratives. More than a simple screenshot utility, Snapz Pro X for Mac lets you capture anything that appears on your screen either a still images or as a movie in QuickTime format. Snapz Pro X for Mac installs cleanly and quickly. It is available from several download sites, but with a purchase price of $69 if you want to upgrade after using the free trial. Snapz Pro X for Mac is a capture utility for Mac OS X.
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January 2023
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