milkweed

References 1-10 of 54 pages in The Last Monarch Butterfly with references to milkweed:

1. on Page 3:
"... In other places our Monarch may be called the Wanderer, or simply the Milkweed Butterfly, but here in its native North America it truly is royalty. ..."
2. on Page 4:
"... There are more than 160 species of milkweed butterflies worldwide but the Monarch is most well-traveled-and most jiamous. ..."
3. on Page 5:
"... THE KING OF NORTH ANIERICA to eleven body segments, and feed on the dogbane and milkweed plant families (Apocynaceae and Asclepiadaceae) although almost one-third of the subfamily ( ..."
4. on Page 6:
"... THE KING OF NORTH AMERICA than nine percent of milkweed butterflies. Intriguingly, while three species are relatively widespread (and account for why the above percentages do not add up to ..."

5. on Page 7:
"... and ecology of the immature stages-eggs, caterpillars or larvae, and pupae or chrysalides-are very similar, as is their dependence on milkweeds, ..."
6. on Page 11:
"... The Imago or Adult Most milkweed butterflies are quite large and the Monarch is no exception. Their large size has a significant effect on their biology ..."
7. on Page 12:
"... caterpillars feeding on their milkweed host plants. This aposematic warning coloration provides protection from ..."
8. on Page 13:
"... The use of noxious, cardenolide-containing milkweed host plants and the storage of these compounds in the Monarch's body are advertised by their brilliant orange and black ..."
9. on Page 14:
"... Some species, such as the common milkweed (Asclepias syriaca), have low amounts of generally poor-quality cardenolides, offering little protection to the butterflies. However, enough individual Monarchs feed ..."
10. on Page 16:
"... places. In any case, all of these questions lead, in one way or another, to the larval host plants, the milkweeds. ..."