SAGARTIA parasitica,234Salmon, migration of,249,250Salticus scenicus,213Sandpipers, nidification of,292Sarsia, seeking light,23Saunders, S. S., on trap-door spiders,215Savage, on play of chimpanzees,476,477Schiller, on pride of bell-wether steers,334Schipp, Lieut., on combined action of baboons,483Schlosser, on jaculator-fish,248Schlüter, Herr A., on a hornet carrying heavy prey up an elevation in order to fly away with it,196Schneider, on intelligence ofoctopus,29,30;on fish guarding eggs,242;jealousy of fish,247Sclater, Dr., on instincts of cuckoo,325;lending a cebus for observation,483Scoresby, on maternal affection of whale,327;on intelligence of polar bear,351Scorpion, alleged suicide of, when surrounded by fire or heat,222-25Sea-anemones,233,234Seals, intelligence of, and breeding-habits of pinnipeds,341-6Seebohm, on instincts of cuckoo,325Semnopithecus entellus, destroying poison fangs of snakes,483Sensation,8Severn, H. A., on nidification of baya-bird,294Severn, W., on snakes,260,261Sheep, pride of leaders,334Shelley, lines on curiosity of fish,247Shipp, Capt.,on vindictiveness of elephant,387,388;on intelligence of elephant,397,398Siebold, on robber-wasps,169Sieur, Roman, his trained birds,312Signs, made by ants,49et seq.;by bees,157et seq.;by termites,200;by birds,315,316;by elephants,391and401;by cat,416;by dog,445-7;by monkey,472,475,476Simiadæ,seeMonkeysSimonius, on fondness of spiders for music,206Sinclair, W., on intelligence of horse,33Skate, supposed intelligence of,251Skinner, Major,on intelligent vigilance of elephants,400,401;on training of cobra,265Slingsby, his experiment in training a house-fly,230,231Smeathman, on termites,198-203Smeaton, Th. D., on dog making peace-offerings,452Smiles, Dr. S.,on observation of Stephenson,247;on observations of Edward,255,275,283,321Smith, A. P., on intelligence of a cat,414Smith, Colonel, on pilot-fish,252Smith, Colonel Hamilton, on intelligence of cattle-dogs,449Smith, Sir Andrew, on revenge of a baboon,478Snails, intelligence of,26-28Snakes, incubating eggs, sexual and parental affection of,256;tamed,256,260-3,265;finding way home,262;intelligence of,262-3;fascination by,263-4;charming of,264-5Social feelings,seeSympathyandAffection;habits common to Hymenoptera and termites,202Sow, pointing game,339,340Sparman, on termites,198Spencer, Herbert,on migration of salmon,249;on play as allied to artistic feeling,279Sphex,seeunderWaspSpiders, emotions of,204-7;courtship,204,205;strength of maternal instinct,205;fondness of music,205-7;web-building,207-12;geometric,209;water,212;wolf or vagrant,213;trap-door,213-18;admit of being tamed and distinguish persons,218-19;protecting eggs from cold,219;protecting themselves from ecitons,219;conveying prey to larder,220;suspending weights to steady web,220-2;wide geographical range of trap-door spiders,216Stag, intelligence of,336Starlings, nidification of,293;learning to avoid telegraph-wires,312-13Stephenson, on curiosity of fish,247Stevens, J. G., on intelligence of a cat,417-18Sticklebacks,243-5,246-7Stickney, on bees remembering in successive years the position of a disused hive,154Stodmann, on wasps recognising persons,188Stone, on reasoning power of a dog,460Stork, vindictiveness of,277-8Strachan, on elephants dying under emotional disturbance,395-6Strange, F., on habits of bower-bird,281Strauss, on co-operation of beetles,228Street, J., on blackbirds removing their young,289Strickland, on intelligence of a mare,332Swainson, on vindictiveness of elephant,389Swallows, memory of,266;improvement in their nidification and adopting new modes of,300;migration,301;making tunnels,318;killing imprisoned hostile sparrows,318-19Swan, conjugal fidelity of,271;mode of escaping with young,290;nidification,496-8Swine,339-41Sword-fish,252-3Sykes, Colonel,on harvesting ants,97;on tree ants,110-11;intelligence of ants in getting at food in difficult situations,134,135;on nidification of tailor-bird,293Sylvia,293Sympathy,of ants,46-9;of bees,155-6;of fish,242;of birds,270-6;of horse,331-2;of ruminants,334;of elephants,387-92, and397,398;of cat,416;of monkeys,471-5TAIT, LAWSON, on cat signing to have bell pulled,423Talegallus, nidification of,294Taylor, the Rev. Mr., cunning of his dog,451Tegetmeier, on amount of sugar required by bees to make honey,176Telescope-fish,246Tennent, Sir E., on apparent intelligence of land-leeches,24;intelligence of tree-ants,134;mygale eating humming birds,208;climbing-perch,249;sexual affection of cobra,246;snake-charming,264,265;taming of cobra,265;nidification of baya-bird,294;combined action of crows,319,320;of buffaloes,335;use of tame buffalo,335;on emotions and intelligence of elephant,389,390,393-6,400-8;collective instinct of jackals,432,433Tepper, Mr. Otto, on intelligence of a cat,424Termites,198-203;architecture,198,199, and201,202;workers and soldiers,200,201;swarming, breeding, &c.,202;remarkable similarity of instincts to those of Hymenoptera,202;instincts detrimental to individual but beneficial to species,202,203Terns, sympathy of, for wounded companions,274,275;robber,284;mobbing robber-terns,291Theda isocrates,238Theuerkauf, Herr G., on intelligence of ants in making a bridge of aphides over tar,136Thompson, E. P.,on bees remembering exact position of absent hive,149;on garden-spider's mode of web-building,210,211;ant-lion,234,235;emotions of guana,255,256;fascination by snakes,264;nidification of sociable grosbeak,295,296;birds dreaming,312;maternal affection of whale,327;bisons defending themselves from wolves,334,335;pigs defending themselves from wolves,339;cleanliness of pig,340,341;intelligence of weasel,346;of mouse,361;harvesting-mice,365,366Thomson, Dr. Allen, on scorpions committing suicide,223-5Thornton, Colonel, his sow trained to point game,340Thresher-fish,252,253Thrushes, breaking shells against stones,283Tinea,237Toads,254,255Tomtit, nidification of,293Topham, Dr. J., on spiders weighting their webs,222Topham, Mr. J., on bees remembering exact position of absent hive,149Tortoises, knowing persons,259Townsend, the Rev. W.,on elephant concealing theft,410;on dog finding its way about by train,468-9Truro, Lord, on intelligence of a dog,450Turner, George, on bees remembering exact position of absent hive,149Turnstones, intelligence of,321Turtles,257,258, and262
SAGARTIA parasitica,234
TAIT, LAWSON, on cat signing to have bell pulled,423