batting

Reader's Digest 4月号の定番記事Smart Animalsからの引用です。
As I stepped down into thw swampy bank of the river and walked towards the fence, the giraffe noticed me and calmly loped over. It stood in front of me, batting its long black eylashed.
この意味の "bat" は5/22/2010に取り上げていますね。