What do animals and people do for each other?

object(ArrayObject)#851 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(117) "Конспект урока английского на тему "People and animals in the country and in the city" "
    ["seo_title"] => string(88) "konspiekt-uroka-anghliiskogho-na-tiemu-people-and-animals-in-the-country-and-in-the-city"
    ["file_id"] => string(6) "142082"
    ["category_seo"] => string(15) "angliiskiyYazik"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1418223969"
  }
}

object(ArrayObject)#873 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(26) "Animal world in Kazakhstan"
    ["seo_title"] => string(23) "animalworldinkazakhstan"
    ["file_id"] => string(6) "283480"
    ["category_seo"] => string(15) "angliiskiyYazik"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1453830385"
  }
}

object(ArrayObject)#851 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(101) "Going Green. Animals in danger. Конспект урока в 9 классе по УМК "Spotlight""
    ["seo_title"] => string(74) "going-green-animals-in-danger-konspiekt-uroka-v-9-klassie-po-umk-spotlight"
    ["file_id"] => string(6) "248708"
    ["category_seo"] => string(15) "angliiskiyYazik"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1446753250"
  }
}

object(ArrayObject)#873 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(67) "Конспект урока на тему "Television and children""
    ["seo_title"] => string(48) "konspiekt-uroka-na-tiemu-television-and-children"
    ["file_id"] => string(6) "257703"
    ["category_seo"] => string(15) "angliiskiyYazik"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1448374879"
  }
}

object(ArrayObject)#851 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(92) "Презентация для урока в 8 классе по теме " Save the planet" "
    ["seo_title"] => string(64) "priezientatsiia-dlia-uroka-v-8-klassie-po-tiemie-save-the-planet"
    ["file_id"] => string(6) "126055"
    ["category_seo"] => string(15) "angliiskiyYazik"
    ["subcategory_seo"] => string(11) "presentacii"
    ["date"] => string(10) "1415110518"
  }
}