english: Now, I first learned about this way of life through David Attenborough's "Trials of Life" about 20 years ago, and then later through a wonderful book called "Parasite Rex" by my friend Carl Zimmer.
non_english: Prvý raz som sa o tomto spôsobe života dozvedel zo „Zázrakov života“ Davida Attenborougha spred 20 rokov a neskôr z nádhernej knihy „Vládca parazit“ môjho priateľa  Carla Zimmera.