animal domesticated donkey Hula Valley Israel mammal natural nature pair two birds cranes flight fly Grus grus migrating migration Golan Heights hills lake nature reserve peace reflection water silhouette beaks Bubulcus ibis crowd Egrets group many profusion white arthropod dragonfly gauzy insect Odonata perch red rest sit veins wings landscape bird lapwing legs spur-winged lapwing stand Vanellus spinosus butterfly feeding flowers invertebrate Lepidoptera lythrum milkweed Monarch rhopalocera