• 原生林・げんせいりん　Virgin forest
• 猛獣・もうじゅう　wild animal
• 大蛇・だいじゃ　big snake
• 再現・さいげん　reproduction
• えもの・獲物　prey
• まるごと・丸ごと　in its entirety
• 冒険・ぼうけん　adventure

p8. …絵を描きあげた The あげる　here is not «to give» (in this case, it would be 描いてあげた but «to be finished, completed» which is constucted with -masu stem.

• 傑作・けっさく masterpiece
• めざす・目指す　to aim at
• 操縦・そうじゅう　flying a plane
• 見わける・みわける　to recognize
• 持ち歩く・もちあるく　to carry with oneself
• 冴える・さえる　to be clear-headed
• トランプ is not Trump but playing cards

My notes for the second part.